Home / 3,952,182.88-5,454,016.02-2,141,346.88

Finding the Fourth Proportional to 3,952,182.88, 5,454,016.02 and 2,141,346.88

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Solution

The fourth proportional to 3,952,182.88, 5,454,016.02 and 2,141,346.88 is: 2,955,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952,182.88 : 5,454,016.02 = 2,141,346.88 : x
  2. Step 2: Convert to fraction form
    3,952,182.88/5,454,016.02 = 2,141,346.88/x
  3. Step 3: Cross multiply
    3,952,182.88x = 5,454,016.02 × 2,141,346.88
  4. Step 4: Simplify right side
    3,952,182.88x = 11,678,940,149,920.20
  5. Step 5: Solve for x
    x = 11,678,940,149,920.20/3,952,182.88
  6. Step 6: Final answer
    x = 2,955,060.66

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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.