Home / 801,913.38-1,202,869.56-748,769.28

Finding the Fourth Proportional to 801,913.38, 1,202,869.56 and 748,769.28

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Solution

The fourth proportional to 801,913.38, 1,202,869.56 and 748,769.28 is: 1,123,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,913.38 : 1,202,869.56 = 748,769.28 : x
  2. Step 2: Convert to fraction form
    801,913.38/1,202,869.56 = 748,769.28/x
  3. Step 3: Cross multiply
    801,913.38x = 1,202,869.56 × 748,769.28
  4. Step 4: Simplify right side
    801,913.38x = 900,671,774,375.12
  5. Step 5: Solve for x
    x = 900,671,774,375.12/801,913.38
  6. Step 6: Final answer
    x = 1,123,153.44

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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.