Home / 3,721,021.70-5,581,532.55-3,671,255.30

Finding the Fourth Proportional to 3,721,021.70, 5,581,532.55 and 3,671,255.30

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Solution

The fourth proportional to 3,721,021.70, 5,581,532.55 and 3,671,255.30 is: 5,506,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,021.70 : 5,581,532.55 = 3,671,255.30 : x
  2. Step 2: Convert to fraction form
    3,721,021.70/5,581,532.55 = 3,671,255.30/x
  3. Step 3: Cross multiply
    3,721,021.70x = 5,581,532.55 × 3,671,255.30
  4. Step 4: Simplify right side
    3,721,021.70x = 20,491,230,956,310.01
  5. Step 5: Solve for x
    x = 20,491,230,956,310.01/3,721,021.70
  6. Step 6: Final answer
    x = 5,506,882.95

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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.