Home / 2,539,249.22-3,806,631.77-1,942,872.78

Finding the Fourth Proportional to 2,539,249.22, 3,806,631.77 and 1,942,872.78

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Solution

The fourth proportional to 2,539,249.22, 3,806,631.77 and 1,942,872.78 is: 2,912,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,249.22 : 3,806,631.77 = 1,942,872.78 : x
  2. Step 2: Convert to fraction form
    2,539,249.22/3,806,631.77 = 1,942,872.78/x
  3. Step 3: Cross multiply
    2,539,249.22x = 3,806,631.77 × 1,942,872.78
  4. Step 4: Simplify right side
    2,539,249.22x = 7,395,801,220,668.70
  5. Step 5: Solve for x
    x = 7,395,801,220,668.70/2,539,249.22
  6. Step 6: Final answer
    x = 2,912,593.67

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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.