Finding the Fourth Proportional to 1,488,224.24, 2,053,689.95 and 876,402.80
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Solution
The fourth proportional to 1,488,224.24, 2,053,689.95 and 876,402.80 is: 1,209,400.82
Step by Step Solution
- Step 1: Write the proportion equation
1,488,224.24 : 2,053,689.95 = 876,402.80 : x - Step 2: Convert to fraction form
1,488,224.24/2,053,689.95 = 876,402.80/x - Step 3: Cross multiply
1,488,224.24x = 2,053,689.95 × 876,402.80 - Step 4: Simplify right side
1,488,224.24x = 1,799,859,618,129.85 - Step 5: Solve for x
x = 1,799,859,618,129.85/1,488,224.24 - Step 6: Final answer
x = 1,209,400.82
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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.