Home / 1,002,289.74-1,375,491.03-995,203.86

Finding the Fourth Proportional to 1,002,289.74, 1,375,491.03 and 995,203.86

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Solution

The fourth proportional to 1,002,289.74, 1,375,491.03 and 995,203.86 is: 1,365,766.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,289.74 : 1,375,491.03 = 995,203.86 : x
  2. Step 2: Convert to fraction form
    1,002,289.74/1,375,491.03 = 995,203.86/x
  3. Step 3: Cross multiply
    1,002,289.74x = 1,375,491.03 × 995,203.86
  4. Step 4: Simplify right side
    1,002,289.74x = 1,368,893,982,451.38
  5. Step 5: Solve for x
    x = 1,368,893,982,451.38/1,002,289.74
  6. Step 6: Final answer
    x = 1,365,766.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.