Home / 3,996,530.91-5,996,764.71-1,866,305.43

Finding the Fourth Proportional to 3,996,530.91, 5,996,764.71 and 1,866,305.43

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Solution

The fourth proportional to 3,996,530.91, 5,996,764.71 and 1,866,305.43 is: 2,800,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,530.91 : 5,996,764.71 = 1,866,305.43 : x
  2. Step 2: Convert to fraction form
    3,996,530.91/5,996,764.71 = 1,866,305.43/x
  3. Step 3: Cross multiply
    3,996,530.91x = 5,996,764.71 × 1,866,305.43
  4. Step 4: Simplify right side
    3,996,530.91x = 11,191,794,540,705.38
  5. Step 5: Solve for x
    x = 11,191,794,540,705.38/3,996,530.91
  6. Step 6: Final answer
    x = 2,800,377.33

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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.