Home / 2,179,992.66-3,270,481.08-663,811.18

Finding the Fourth Proportional to 2,179,992.66, 3,270,481.08 and 663,811.18

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Solution

The fourth proportional to 2,179,992.66, 3,270,481.08 and 663,811.18 is: 995,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,992.66 : 3,270,481.08 = 663,811.18 : x
  2. Step 2: Convert to fraction form
    2,179,992.66/3,270,481.08 = 663,811.18/x
  3. Step 3: Cross multiply
    2,179,992.66x = 3,270,481.08 × 663,811.18
  4. Step 4: Simplify right side
    2,179,992.66x = 2,170,981,904,882.47
  5. Step 5: Solve for x
    x = 2,170,981,904,882.47/2,179,992.66
  6. Step 6: Final answer
    x = 995,866.61

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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.