Mass per volume density.
Long tons per Gallon to Megagrams per Imperial gallon Converter — long ton/gal to Mg/imp gal
Convert Long ton per Gallon (long ton/gal) to Megagram per Imperial gallon (Mg/imp gal) using the exact conversion factor (1 long ton per gallon = 1.220221459 megagram per imperial gallon). See the formula, worked examples, and conversion table.
Long tons per Gallon to Megagrams per Imperial gallon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 268411.1972 / 219969.2483.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Long tons per Gallon to Megagrams per Imperial gallon
Long ton per Gallon and Megagram per Imperial gallon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
megagrams per imperial gallon = long tons per gallon × 1.22022145943
This factor comes from each unit's defined relationship to the category's base unit: 1 long ton per gallon equals 268411.19719 base units, and 1 megagram per imperial gallon equals 219969.248299 base units, so dividing one by the other gives the direct long ton per gallon-to-megagram per imperial gallon factor of 1.22022145943.
Simple example
1 long ton/gal × 1.220221459 = 1.220221459 Mg/imp gal
1 long ton per gallon = 1.220221459 megagrams per imperial gallon.
Real-world example
1,000 long ton/gal × 1.220221459 = 1,220.221459 Mg/imp gal
1,000 long tons per gallon = 1,220.221459 megagrams per imperial gallon.
Conversion table
| Long ton per Gallon (long ton/gal) | Megagram per Imperial gallon (Mg/imp gal) |
|---|---|
| 0.1 long ton/gal | 0.1220221459 Mg/imp gal |
| 1 long ton/gal | 1.220221459 Mg/imp gal |
| 10 long ton/gal | 12.20221459 Mg/imp gal |
| 100 long ton/gal | 122.0221459 Mg/imp gal |
| 1,000 long ton/gal | 1,220.221459 Mg/imp gal |
| 10,000 long ton/gal | 12,202.21459 Mg/imp gal |
Reverse conversion: Megagram per Imperial gallon to Long ton per Gallon
1.220221459 Mg/imp gal × 0.8195233679 = 0.9999999996 long ton/gal
1.220221459 megagrams per imperial gallon = 0.9999999996 long tons per gallon.
long tons per gallon = megagrams per imperial gallon × 0.819523367885
For a page dedicated to this direction, see Megagram per Imperial gallon to Long ton per Gallon.
Understanding the Long ton per Gallon (long ton/gal)
Mass per volume density.
Understanding the Megagram per Imperial gallon (Mg/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many megagrams per imperial gallon are in 1 long ton per gallon?
1 long ton per gallon equals 1.220221459 megagrams per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert long ton per gallon to megagram per imperial gallon?
Multiply the long ton per gallon value by 1.220221459. The converter above does this instantly to whatever precision you set.
How do I convert megagram per imperial gallon back to long ton per gallon?
Use the reverse factor: 1 megagram per imperial gallon equals 0.8195233679 long tons per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a long ton per gallon?
Long ton per Gallon (long ton/gal) is a unit of density.
What is a megagram per imperial gallon?
Megagram per Imperial gallon (Mg/imp gal) is a unit of density.
Is the long ton per gallon to megagram per imperial gallon conversion exact?
Yes. Both long ton per gallon and megagram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 1.220221459 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.