Home / 5,085,453.10-7,629,163.80-1,491,337.30

Finding the Fourth Proportional to 5,085,453.10, 7,629,163.80 and 1,491,337.30

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Solution

The fourth proportional to 5,085,453.10, 7,629,163.80 and 1,491,337.30 is: 2,237,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,453.10 : 7,629,163.80 = 1,491,337.30 : x
  2. Step 2: Convert to fraction form
    5,085,453.10/7,629,163.80 = 1,491,337.30/x
  3. Step 3: Cross multiply
    5,085,453.10x = 7,629,163.80 × 1,491,337.30
  4. Step 4: Simplify right side
    5,085,453.10x = 11,377,656,542,749.74
  5. Step 5: Solve for x
    x = 11,377,656,542,749.74/5,085,453.10
  6. Step 6: Final answer
    x = 2,237,294.56

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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.