Home / 1,435,625.35-1,981,251.24-791,045.38

Finding the Fourth Proportional to 1,435,625.35, 1,981,251.24 and 791,045.38

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Solution

The fourth proportional to 1,435,625.35, 1,981,251.24 and 791,045.38 is: 1,091,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,625.35 : 1,981,251.24 = 791,045.38 : x
  2. Step 2: Convert to fraction form
    1,435,625.35/1,981,251.24 = 791,045.38/x
  3. Step 3: Cross multiply
    1,435,625.35x = 1,981,251.24 × 791,045.38
  4. Step 4: Simplify right side
    1,435,625.35x = 1,567,259,640,021.27
  5. Step 5: Solve for x
    x = 1,567,259,640,021.27/1,435,625.35
  6. Step 6: Final answer
    x = 1,091,691.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.