Home / 1,251,489.64-1,876,121.14-452,593.58

Finding the Fourth Proportional to 1,251,489.64, 1,876,121.14 and 452,593.58

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Solution

The fourth proportional to 1,251,489.64, 1,876,121.14 and 452,593.58 is: 678,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,489.64 : 1,876,121.14 = 452,593.58 : x
  2. Step 2: Convert to fraction form
    1,251,489.64/1,876,121.14 = 452,593.58/x
  3. Step 3: Cross multiply
    1,251,489.64x = 1,876,121.14 × 452,593.58
  4. Step 4: Simplify right side
    1,251,489.64x = 849,120,383,266.28
  5. Step 5: Solve for x
    x = 849,120,383,266.28/1,251,489.64
  6. Step 6: Final answer
    x = 678,487.74

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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.