Home / 3,429,687.68-4,732,627.97-1,979,850.22

Finding the Fourth Proportional to 3,429,687.68, 4,732,627.97 and 1,979,850.22

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Solution

The fourth proportional to 3,429,687.68, 4,732,627.97 and 1,979,850.22 is: 2,731,996.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,687.68 : 4,732,627.97 = 1,979,850.22 : x
  2. Step 2: Convert to fraction form
    3,429,687.68/4,732,627.97 = 1,979,850.22/x
  3. Step 3: Cross multiply
    3,429,687.68x = 4,732,627.97 × 1,979,850.22
  4. Step 4: Simplify right side
    3,429,687.68x = 9,369,894,527,582.65
  5. Step 5: Solve for x
    x = 9,369,894,527,582.65/3,429,687.68
  6. Step 6: Final answer
    x = 2,731,996.44

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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.