Finding the Fourth Proportional to 1,671,311.87, 2,306,414.31 and 907,349.03
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Solution
The fourth proportional to 1,671,311.87, 2,306,414.31 and 907,349.03 is: 1,252,143.79
Step by Step Solution
- Step 1: Write the proportion equation
1,671,311.87 : 2,306,414.31 = 907,349.03 : x - Step 2: Convert to fraction form
1,671,311.87/2,306,414.31 = 907,349.03/x - Step 3: Cross multiply
1,671,311.87x = 2,306,414.31 × 907,349.03 - Step 4: Simplify right side
1,671,311.87x = 2,092,722,786,956.62 - Step 5: Solve for x
x = 2,092,722,786,956.62/1,671,311.87 - Step 6: Final answer
x = 1,252,143.79
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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.