Home / 2,265,076.11-3,125,805.54-1,246,480.86

Finding the Fourth Proportional to 2,265,076.11, 3,125,805.54 and 1,246,480.86

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Solution

The fourth proportional to 2,265,076.11, 3,125,805.54 and 1,246,480.86 is: 1,720,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,076.11 : 3,125,805.54 = 1,246,480.86 : x
  2. Step 2: Convert to fraction form
    2,265,076.11/3,125,805.54 = 1,246,480.86/x
  3. Step 3: Cross multiply
    2,265,076.11x = 3,125,805.54 × 1,246,480.86
  4. Step 4: Simplify right side
    2,265,076.11x = 3,896,256,777,691.97
  5. Step 5: Solve for x
    x = 3,896,256,777,691.97/2,265,076.11
  6. Step 6: Final answer
    x = 1,720,143.87

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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.