Home / 1,448,387.76-2,172,454.02-649,454.88

Finding the Fourth Proportional to 1,448,387.76, 2,172,454.02 and 649,454.88

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Solution

The fourth proportional to 1,448,387.76, 2,172,454.02 and 649,454.88 is: 974,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,387.76 : 2,172,454.02 = 649,454.88 : x
  2. Step 2: Convert to fraction form
    1,448,387.76/2,172,454.02 = 649,454.88/x
  3. Step 3: Cross multiply
    1,448,387.76x = 2,172,454.02 × 649,454.88
  4. Step 4: Simplify right side
    1,448,387.76x = 1,410,910,864,864.62
  5. Step 5: Solve for x
    x = 1,410,910,864,864.62/1,448,387.76
  6. Step 6: Final answer
    x = 974,125.10

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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.