Finding the Fourth Proportional to 1,635,767.70, 2,453,684.37 and 437,688.12
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Solution
The fourth proportional to 1,635,767.70, 2,453,684.37 and 437,688.12 is: 656,540.96
Step by Step Solution
- Step 1: Write the proportion equation
1,635,767.70 : 2,453,684.37 = 437,688.12 : x - Step 2: Convert to fraction form
1,635,767.70/2,453,684.37 = 437,688.12/x - Step 3: Cross multiply
1,635,767.70x = 2,453,684.37 × 437,688.12 - Step 4: Simplify right side
1,635,767.70x = 1,073,948,498,978.68 - Step 5: Solve for x
x = 1,073,948,498,978.68/1,635,767.70 - Step 6: Final answer
x = 656,540.96
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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.