Home / 3,721,005.70-5,581,508.55-3,671,239.30

Finding the Fourth Proportional to 3,721,005.70, 5,581,508.55 and 3,671,239.30

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Solution

The fourth proportional to 3,721,005.70, 5,581,508.55 and 3,671,239.30 is: 5,506,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,005.70 : 5,581,508.55 = 3,671,239.30 : x
  2. Step 2: Convert to fraction form
    3,721,005.70/5,581,508.55 = 3,671,239.30/x
  3. Step 3: Cross multiply
    3,721,005.70x = 5,581,508.55 × 3,671,239.30
  4. Step 4: Simplify right side
    3,721,005.70x = 20,491,053,542,046.01
  5. Step 5: Solve for x
    x = 20,491,053,542,046.01/3,721,005.70
  6. Step 6: Final answer
    x = 5,506,858.95

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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.