Finding the Fourth Proportional to 1,625,446.40, 2,438,329.98 and 560,348.24
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Solution
The fourth proportional to 1,625,446.40, 2,438,329.98 and 560,348.24 is: 840,577.65
Step by Step Solution
- Step 1: Write the proportion equation
1,625,446.40 : 2,438,329.98 = 560,348.24 : x - Step 2: Convert to fraction form
1,625,446.40/2,438,329.98 = 560,348.24/x - Step 3: Cross multiply
1,625,446.40x = 2,438,329.98 × 560,348.24 - Step 4: Simplify right side
1,625,446.40x = 1,366,313,912,832.24 - Step 5: Solve for x
x = 1,366,313,912,832.24/1,625,446.40 - Step 6: Final answer
x = 840,577.65
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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.