Home / 2,438,129.50-3,656,903.05-641,152.95

Finding the Fourth Proportional to 2,438,129.50, 3,656,903.05 and 641,152.95

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Solution

The fourth proportional to 2,438,129.50, 3,656,903.05 and 641,152.95 is: 961,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,129.50 : 3,656,903.05 = 641,152.95 : x
  2. Step 2: Convert to fraction form
    2,438,129.50/3,656,903.05 = 641,152.95/x
  3. Step 3: Cross multiply
    2,438,129.50x = 3,656,903.05 × 641,152.95
  4. Step 4: Simplify right side
    2,438,129.50x = 2,344,634,178,371.50
  5. Step 5: Solve for x
    x = 2,344,634,178,371.50/2,438,129.50
  6. Step 6: Final answer
    x = 961,652.85

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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.