Finding the Fourth Proportional to 1,352,560.92, 1,866,511.26 and 748,935.96
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Solution
The fourth proportional to 1,352,560.92, 1,866,511.26 and 748,935.96 is: 1,033,518.99
Step by Step Solution
- Step 1: Write the proportion equation
1,352,560.92 : 1,866,511.26 = 748,935.96 : x - Step 2: Convert to fraction form
1,352,560.92/1,866,511.26 = 748,935.96/x - Step 3: Cross multiply
1,352,560.92x = 1,866,511.26 × 748,935.96 - Step 4: Simplify right side
1,352,560.92x = 1,397,897,402,358.91 - Step 5: Solve for x
x = 1,397,897,402,358.91/1,352,560.92 - Step 6: Final answer
x = 1,033,518.99
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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.