Home / 2,711,521.44-4,067,179.92-818,212.32

Finding the Fourth Proportional to 2,711,521.44, 4,067,179.92 and 818,212.32

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Solution

The fourth proportional to 2,711,521.44, 4,067,179.92 and 818,212.32 is: 1,227,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,521.44 : 4,067,179.92 = 818,212.32 : x
  2. Step 2: Convert to fraction form
    2,711,521.44/4,067,179.92 = 818,212.32/x
  3. Step 3: Cross multiply
    2,711,521.44x = 4,067,179.92 × 818,212.32
  4. Step 4: Simplify right side
    2,711,521.44x = 3,327,816,718,200.61
  5. Step 5: Solve for x
    x = 3,327,816,718,200.61/2,711,521.44
  6. Step 6: Final answer
    x = 1,227,287.63

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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.