Home / 4,377,791.20-6,561,157.20-2,129,087.20

Finding the Fourth Proportional to 4,377,791.20, 6,561,157.20 and 2,129,087.20

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Solution

The fourth proportional to 4,377,791.20, 6,561,157.20 and 2,129,087.20 is: 3,190,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377,791.20 : 6,561,157.20 = 2,129,087.20 : x
  2. Step 2: Convert to fraction form
    4,377,791.20/6,561,157.20 = 2,129,087.20/x
  3. Step 3: Cross multiply
    4,377,791.20x = 6,561,157.20 × 2,129,087.20
  4. Step 4: Simplify right side
    4,377,791.20x = 13,969,275,811,707.84
  5. Step 5: Solve for x
    x = 13,969,275,811,707.84/4,377,791.20
  6. Step 6: Final answer
    x = 3,190,941.54

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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.