Finding the Fourth Proportional to 1,125,324.28, 1,687,137.45 and 366,712.75
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Solution
The fourth proportional to 1,125,324.28, 1,687,137.45 and 366,712.75 is: 549,792.47
Step by Step Solution
- Step 1: Write the proportion equation
1,125,324.28 : 1,687,137.45 = 366,712.75 : x - Step 2: Convert to fraction form
1,125,324.28/1,687,137.45 = 366,712.75/x - Step 3: Cross multiply
1,125,324.28x = 1,687,137.45 × 366,712.75 - Step 4: Simplify right side
1,125,324.28x = 618,694,813,917.49 - Step 5: Solve for x
x = 618,694,813,917.49/1,125,324.28 - Step 6: Final answer
x = 549,792.47
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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.