Finding the Fourth Proportional to 1,665,940.13, 2,498,910.20 and 403,767.75
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Solution
The fourth proportional to 1,665,940.13, 2,498,910.20 and 403,767.75 is: 605,651.63
Step by Step Solution
- Step 1: Write the proportion equation
1,665,940.13 : 2,498,910.20 = 403,767.75 : x - Step 2: Convert to fraction form
1,665,940.13/2,498,910.20 = 403,767.75/x - Step 3: Cross multiply
1,665,940.13x = 2,498,910.20 × 403,767.75 - Step 4: Simplify right side
1,665,940.13x = 1,008,979,348,906.05 - Step 5: Solve for x
x = 1,008,979,348,906.05/1,665,940.13 - Step 6: Final answer
x = 605,651.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.