Home / 1,002,288.74-1,375,489.65-995,202.86

Finding the Fourth Proportional to 1,002,288.74, 1,375,489.65 and 995,202.86

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Solution

The fourth proportional to 1,002,288.74, 1,375,489.65 and 995,202.86 is: 1,365,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,288.74 : 1,375,489.65 = 995,202.86 : x
  2. Step 2: Convert to fraction form
    1,002,288.74/1,375,489.65 = 995,202.86/x
  3. Step 3: Cross multiply
    1,002,288.74x = 1,375,489.65 × 995,202.86
  4. Step 4: Simplify right side
    1,002,288.74x = 1,368,891,230,434.96
  5. Step 5: Solve for x
    x = 1,368,891,230,434.96/1,002,288.74
  6. Step 6: Final answer
    x = 1,365,765.36

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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.