Home / 1,101,507.06-1,654,793.41-782,434.70

Finding the Fourth Proportional to 1,101,507.06, 1,654,793.41 and 782,434.70

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Solution

The fourth proportional to 1,101,507.06, 1,654,793.41 and 782,434.70 is: 1,175,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,507.06 : 1,654,793.41 = 782,434.70 : x
  2. Step 2: Convert to fraction form
    1,101,507.06/1,654,793.41 = 782,434.70/x
  3. Step 3: Cross multiply
    1,101,507.06x = 1,654,793.41 × 782,434.70
  4. Step 4: Simplify right side
    1,101,507.06x = 1,294,767,785,315.33
  5. Step 5: Solve for x
    x = 1,294,767,785,315.33/1,101,507.06
  6. Step 6: Final answer
    x = 1,175,451.19

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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.