Finding the Fourth Proportional to 1,204,753.17, 1,662,543.84 and 688,501.14
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Solution
The fourth proportional to 1,204,753.17, 1,662,543.84 and 688,501.14 is: 950,122.70
Step by Step Solution
- Step 1: Write the proportion equation
1,204,753.17 : 1,662,543.84 = 688,501.14 : x - Step 2: Convert to fraction form
1,204,753.17/1,662,543.84 = 688,501.14/x - Step 3: Cross multiply
1,204,753.17x = 1,662,543.84 × 688,501.14 - Step 4: Simplify right side
1,204,753.17x = 1,144,663,329,139.98 - Step 5: Solve for x
x = 1,144,663,329,139.98/1,204,753.17 - Step 6: Final answer
x = 950,122.70
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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.