Home / 3,309,344.57-4,964,029.82-2,187,164.09

Finding the Fourth Proportional to 3,309,344.57, 4,964,029.82 and 2,187,164.09

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Solution

The fourth proportional to 3,309,344.57, 4,964,029.82 and 2,187,164.09 is: 3,280,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,344.57 : 4,964,029.82 = 2,187,164.09 : x
  2. Step 2: Convert to fraction form
    3,309,344.57/4,964,029.82 = 2,187,164.09/x
  3. Step 3: Cross multiply
    3,309,344.57x = 4,964,029.82 × 2,187,164.09
  4. Step 4: Simplify right side
    3,309,344.57x = 10,857,147,763,993.16
  5. Step 5: Solve for x
    x = 10,857,147,763,993.16/3,309,344.57
  6. Step 6: Final answer
    x = 3,280,754.70

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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.