Finding the Fourth Proportional to 2,457,332.29, 3,391,134.34 and 1,369,672.95
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Solution
The fourth proportional to 2,457,332.29, 3,391,134.34 and 1,369,672.95 is: 1,890,157.47
Step by Step Solution
- Step 1: Write the proportion equation
2,457,332.29 : 3,391,134.34 = 1,369,672.95 : x - Step 2: Convert to fraction form
2,457,332.29/3,391,134.34 = 1,369,672.95/x - Step 3: Cross multiply
2,457,332.29x = 3,391,134.34 × 1,369,672.95 - Step 4: Simplify right side
2,457,332.29x = 4,644,744,975,314.10 - Step 5: Solve for x
x = 4,644,744,975,314.10/2,457,332.29 - Step 6: Final answer
x = 1,890,157.47
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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.