Finding the Fourth Proportional to 2,072,489.60, 3,107,812.80 and 950,902.40
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Solution
The fourth proportional to 2,072,489.60, 3,107,812.80 and 950,902.40 is: 1,425,930.75
Step by Step Solution
- Step 1: Write the proportion equation
2,072,489.60 : 3,107,812.80 = 950,902.40 : x - Step 2: Convert to fraction form
2,072,489.60/3,107,812.80 = 950,902.40/x - Step 3: Cross multiply
2,072,489.60x = 3,107,812.80 × 950,902.40 - Step 4: Simplify right side
2,072,489.60x = 2,955,226,650,270.72 - Step 5: Solve for x
x = 2,955,226,650,270.72/2,072,489.60 - Step 6: Final answer
x = 1,425,930.75
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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.