Home / 2,480,359.16-3,721,069.98-861,178.61

Finding the Fourth Proportional to 2,480,359.16, 3,721,069.98 and 861,178.61

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Solution

The fourth proportional to 2,480,359.16, 3,721,069.98 and 861,178.61 is: 1,291,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,359.16 : 3,721,069.98 = 861,178.61 : x
  2. Step 2: Convert to fraction form
    2,480,359.16/3,721,069.98 = 861,178.61/x
  3. Step 3: Cross multiply
    2,480,359.16x = 3,721,069.98 × 861,178.61
  4. Step 4: Simplify right side
    2,480,359.16x = 3,204,505,873,089.13
  5. Step 5: Solve for x
    x = 3,204,505,873,089.13/2,480,359.16
  6. Step 6: Final answer
    x = 1,291,952.36

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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.