Finding the Fourth Proportional to 1,057,352.68, 1,459,148.12 and 573,917.92
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Solution
The fourth proportional to 1,057,352.68, 1,459,148.12 and 573,917.92 is: 792,007.50
Step by Step Solution
- Step 1: Write the proportion equation
1,057,352.68 : 1,459,148.12 = 573,917.92 : x - Step 2: Convert to fraction form
1,057,352.68/1,459,148.12 = 573,917.92/x - Step 3: Cross multiply
1,057,352.68x = 1,459,148.12 × 573,917.92 - Step 4: Simplify right side
1,057,352.68x = 837,431,254,002.31 - Step 5: Solve for x
x = 837,431,254,002.31/1,057,352.68 - Step 6: Final answer
x = 792,007.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.