Finding the Fourth Proportional to 2,405,711.97, 3,609,105.99 and 808,231.17
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Solution
The fourth proportional to 2,405,711.97, 3,609,105.99 and 808,231.17 is: 1,212,527.52
Step by Step Solution
- Step 1: Write the proportion equation
2,405,711.97 : 3,609,105.99 = 808,231.17 : x - Step 2: Convert to fraction form
2,405,711.97/3,609,105.99 = 808,231.17/x - Step 3: Cross multiply
2,405,711.97x = 3,609,105.99 × 808,231.17 - Step 4: Simplify right side
2,405,711.97x = 2,916,991,956,951.71 - Step 5: Solve for x
x = 2,916,991,956,951.71/2,405,711.97 - Step 6: Final answer
x = 1,212,527.52
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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.