Home / 914,666.50-1,365,474.36-853,882.78

Finding the Fourth Proportional to 914,666.50, 1,365,474.36 and 853,882.78

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Solution

The fourth proportional to 914,666.50, 1,365,474.36 and 853,882.78 is: 1,274,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,666.50 : 1,365,474.36 = 853,882.78 : x
  2. Step 2: Convert to fraction form
    914,666.50/1,365,474.36 = 853,882.78/x
  3. Step 3: Cross multiply
    914,666.50x = 1,365,474.36 × 853,882.78
  4. Step 4: Simplify right side
    914,666.50x = 1,165,955,042,535.52
  5. Step 5: Solve for x
    x = 1,165,955,042,535.52/914,666.50
  6. Step 6: Final answer
    x = 1,274,732.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.