Home / 3,351,701.62-5,021,209.22-1,981,372.70

Finding the Fourth Proportional to 3,351,701.62, 5,021,209.22 and 1,981,372.70

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Solution

The fourth proportional to 3,351,701.62, 5,021,209.22 and 1,981,372.70 is: 2,968,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351,701.62 : 5,021,209.22 = 1,981,372.70 : x
  2. Step 2: Convert to fraction form
    3,351,701.62/5,021,209.22 = 1,981,372.70/x
  3. Step 3: Cross multiply
    3,351,701.62x = 5,021,209.22 × 1,981,372.70
  4. Step 4: Simplify right side
    3,351,701.62x = 9,948,886,869,496.29
  5. Step 5: Solve for x
    x = 9,948,886,869,496.29/3,351,701.62
  6. Step 6: Final answer
    x = 2,968,309.23

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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.