Home / 3,608,209.83-4,979,314.89-1,976,614.92

Finding the Fourth Proportional to 3,608,209.83, 4,979,314.89 and 1,976,614.92

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Solution

The fourth proportional to 3,608,209.83, 4,979,314.89 and 1,976,614.92 is: 2,727,720.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,209.83 : 4,979,314.89 = 1,976,614.92 : x
  2. Step 2: Convert to fraction form
    3,608,209.83/4,979,314.89 = 1,976,614.92/x
  3. Step 3: Cross multiply
    3,608,209.83x = 4,979,314.89 × 1,976,614.92
  4. Step 4: Simplify right side
    3,608,209.83x = 9,842,188,102,952.16
  5. Step 5: Solve for x
    x = 9,842,188,102,952.16/3,608,209.83
  6. Step 6: Final answer
    x = 2,727,720.55

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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.