Finding the Fourth Proportional to 2,432,128.87, 3,356,278.70 and 1,344,372.38
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Solution
The fourth proportional to 2,432,128.87, 3,356,278.70 and 1,344,372.38 is: 1,855,201.19
Step by Step Solution
- Step 1: Write the proportion equation
2,432,128.87 : 3,356,278.70 = 1,344,372.38 : x - Step 2: Convert to fraction form
2,432,128.87/3,356,278.70 = 1,344,372.38/x - Step 3: Cross multiply
2,432,128.87x = 3,356,278.70 × 1,344,372.38 - Step 4: Simplify right side
2,432,128.87x = 4,512,088,383,862.31 - Step 5: Solve for x
x = 4,512,088,383,862.31/2,432,128.87 - Step 6: Final answer
x = 1,855,201.19
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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.