Home / 2,981,463.20-4,114,329.36-1,656,882.44

Finding the Fourth Proportional to 2,981,463.20, 4,114,329.36 and 1,656,882.44

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Solution

The fourth proportional to 2,981,463.20, 4,114,329.36 and 1,656,882.44 is: 2,286,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,463.20 : 4,114,329.36 = 1,656,882.44 : x
  2. Step 2: Convert to fraction form
    2,981,463.20/4,114,329.36 = 1,656,882.44/x
  3. Step 3: Cross multiply
    2,981,463.20x = 4,114,329.36 × 1,656,882.44
  4. Step 4: Simplify right side
    2,981,463.20x = 6,816,960,068,960.44
  5. Step 5: Solve for x
    x = 6,816,960,068,960.44/2,981,463.20
  6. Step 6: Final answer
    x = 2,286,447.83

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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.