Imperial gallon to US gallon converter (impgal to gal)

Conversion Formula

1 impgal = 1.201 gal

Step-by-Step Explanation

1. Understand the base relationship:
   1 Imperial Gallon = 0.004546 cubic meters
   1 US Gallon = 0.003785 cubic meters
2. Establish the conversion factor:
   1 impgal = (0.004546 m³) / (0.003785 m³/gal) = 1.201 gal
3. Apply the conversion:
   Multiply the value in impgal by 1.201 to get the equivalent in gal

Example Conversion

Convert 5 impgal to gal:

5 impgal × 1.201 = 6.005 gal