Home / 3,986,189.20-5,981,908.20-2,280,329.20

Finding the Fourth Proportional to 3,986,189.20, 5,981,908.20 and 2,280,329.20

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Solution

The fourth proportional to 3,986,189.20, 5,981,908.20 and 2,280,329.20 is: 3,421,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,189.20 : 5,981,908.20 = 2,280,329.20 : x
  2. Step 2: Convert to fraction form
    3,986,189.20/5,981,908.20 = 2,280,329.20/x
  3. Step 3: Cross multiply
    3,986,189.20x = 5,981,908.20 × 2,280,329.20
  4. Step 4: Simplify right side
    3,986,189.20x = 13,640,719,940,179.44
  5. Step 5: Solve for x
    x = 13,640,719,940,179.44/3,986,189.20
  6. Step 6: Final answer
    x = 3,421,995.11

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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.