Home / 1,248,461.28-1,722,691.85-758,175.84

Finding the Fourth Proportional to 1,248,461.28, 1,722,691.85 and 758,175.84

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Solution

The fourth proportional to 1,248,461.28, 1,722,691.85 and 758,175.84 is: 1,046,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,461.28 : 1,722,691.85 = 758,175.84 : x
  2. Step 2: Convert to fraction form
    1,248,461.28/1,722,691.85 = 758,175.84/x
  3. Step 3: Cross multiply
    1,248,461.28x = 1,722,691.85 × 758,175.84
  4. Step 4: Simplify right side
    1,248,461.28x = 1,306,103,336,644.02
  5. Step 5: Solve for x
    x = 1,306,103,336,644.02/1,248,461.28
  6. Step 6: Final answer
    x = 1,046,170.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.