Home / 1,394,005.74-2,085,726.33-825,691.74

Finding the Fourth Proportional to 1,394,005.74, 2,085,726.33 and 825,691.74

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Solution

The fourth proportional to 1,394,005.74, 2,085,726.33 and 825,691.74 is: 1,235,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,005.74 : 2,085,726.33 = 825,691.74 : x
  2. Step 2: Convert to fraction form
    1,394,005.74/2,085,726.33 = 825,691.74/x
  3. Step 3: Cross multiply
    1,394,005.74x = 2,085,726.33 × 825,691.74
  4. Step 4: Simplify right side
    1,394,005.74x = 1,722,167,002,581.51
  5. Step 5: Solve for x
    x = 1,722,167,002,581.51/1,394,005.74
  6. Step 6: Final answer
    x = 1,235,408.83

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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.