Home / 3,167,726.71-4,752,045.16-979,466.78

Finding the Fourth Proportional to 3,167,726.71, 4,752,045.16 and 979,466.78

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Solution

The fourth proportional to 3,167,726.71, 4,752,045.16 and 979,466.78 is: 1,469,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,726.71 : 4,752,045.16 = 979,466.78 : x
  2. Step 2: Convert to fraction form
    3,167,726.71/4,752,045.16 = 979,466.78/x
  3. Step 3: Cross multiply
    3,167,726.71x = 4,752,045.16 × 979,466.78
  4. Step 4: Simplify right side
    3,167,726.71x = 4,654,470,380,711.23
  5. Step 5: Solve for x
    x = 4,654,470,380,711.23/3,167,726.71
  6. Step 6: Final answer
    x = 1,469,340.89

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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.