Finding the Fourth Proportional to 1,074,695.26, 1,611,569.59 and 569,138.08
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Solution
The fourth proportional to 1,074,695.26, 1,611,569.59 and 569,138.08 is: 853,456.47
Step by Step Solution
- Step 1: Write the proportion equation
1,074,695.26 : 1,611,569.59 = 569,138.08 : x - Step 2: Convert to fraction form
1,074,695.26/1,611,569.59 = 569,138.08/x - Step 3: Cross multiply
1,074,695.26x = 1,611,569.59 × 569,138.08 - Step 4: Simplify right side
1,074,695.26x = 917,205,619,808.91 - Step 5: Solve for x
x = 917,205,619,808.91/1,074,695.26 - Step 6: Final answer
x = 853,456.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.