Home / 2,091,332.28-3,135,621.78-1,379,188.92

Finding the Fourth Proportional to 2,091,332.28, 3,135,621.78 and 1,379,188.92

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Solution

The fourth proportional to 2,091,332.28, 3,135,621.78 and 1,379,188.92 is: 2,067,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,332.28 : 3,135,621.78 = 1,379,188.92 : x
  2. Step 2: Convert to fraction form
    2,091,332.28/3,135,621.78 = 1,379,188.92/x
  3. Step 3: Cross multiply
    2,091,332.28x = 3,135,621.78 × 1,379,188.92
  4. Step 4: Simplify right side
    2,091,332.28x = 4,324,614,816,286.68
  5. Step 5: Solve for x
    x = 4,324,614,816,286.68/2,091,332.28
  6. Step 6: Final answer
    x = 2,067,875.52

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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.