Home / 2,664,682.80-3,991,119.30-2,192,290.80

Finding the Fourth Proportional to 2,664,682.80, 3,991,119.30 and 2,192,290.80

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Solution

The fourth proportional to 2,664,682.80, 3,991,119.30 and 2,192,290.80 is: 3,283,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,682.80 : 3,991,119.30 = 2,192,290.80 : x
  2. Step 2: Convert to fraction form
    2,664,682.80/3,991,119.30 = 2,192,290.80/x
  3. Step 3: Cross multiply
    2,664,682.80x = 3,991,119.30 × 2,192,290.80
  4. Step 4: Simplify right side
    2,664,682.80x = 8,749,694,123,092.44
  5. Step 5: Solve for x
    x = 8,749,694,123,092.44/2,664,682.80
  6. Step 6: Final answer
    x = 3,283,578.11

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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.