Home / 3,420,670.88-5,132,776.80-2,481,790.88

Finding the Fourth Proportional to 3,420,670.88, 5,132,776.80 and 2,481,790.88

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Solution

The fourth proportional to 3,420,670.88, 5,132,776.80 and 2,481,790.88 is: 3,723,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,670.88 : 5,132,776.80 = 2,481,790.88 : x
  2. Step 2: Convert to fraction form
    3,420,670.88/5,132,776.80 = 2,481,790.88/x
  3. Step 3: Cross multiply
    3,420,670.88x = 5,132,776.80 × 2,481,790.88
  4. Step 4: Simplify right side
    3,420,670.88x = 12,738,478,651,315.58
  5. Step 5: Solve for x
    x = 12,738,478,651,315.58/3,420,670.88
  6. Step 6: Final answer
    x = 3,723,970.85

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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.