Home / 2,258,217.86-3,116,343.92-1,225,726.44

Finding the Fourth Proportional to 2,258,217.86, 3,116,343.92 and 1,225,726.44

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Solution

The fourth proportional to 2,258,217.86, 3,116,343.92 and 1,225,726.44 is: 1,691,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,217.86 : 3,116,343.92 = 1,225,726.44 : x
  2. Step 2: Convert to fraction form
    2,258,217.86/3,116,343.92 = 1,225,726.44/x
  3. Step 3: Cross multiply
    2,258,217.86x = 3,116,343.92 × 1,225,726.44
  4. Step 4: Simplify right side
    2,258,217.86x = 3,819,785,132,748.61
  5. Step 5: Solve for x
    x = 3,819,785,132,748.61/2,258,217.86
  6. Step 6: Final answer
    x = 1,691,504.26

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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.