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Finding the Fourth Proportional to 962,274.28, 1,443,404.94 and 752,089

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Solution

The fourth proportional to 962,274.28, 1,443,404.94 and 752,089 is: 1,128,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,274.28 : 1,443,404.94 = 752,089 : x
  2. Step 2: Convert to fraction form
    962,274.28/1,443,404.94 = 752,089/x
  3. Step 3: Cross multiply
    962,274.28x = 1,443,404.94 × 752,089
  4. Step 4: Simplify right side
    962,274.28x = 1,085,568,977,919.66
  5. Step 5: Solve for x
    x = 1,085,568,977,919.66/962,274.28
  6. Step 6: Final answer
    x = 1,128,128.44

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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.