Home / 3,679,909.20-5,519,863.80-1,882,195.20

Finding the Fourth Proportional to 3,679,909.20, 5,519,863.80 and 1,882,195.20

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Solution

The fourth proportional to 3,679,909.20, 5,519,863.80 and 1,882,195.20 is: 2,823,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,909.20 : 5,519,863.80 = 1,882,195.20 : x
  2. Step 2: Convert to fraction form
    3,679,909.20/5,519,863.80 = 1,882,195.20/x
  3. Step 3: Cross multiply
    3,679,909.20x = 5,519,863.80 × 1,882,195.20
  4. Step 4: Simplify right side
    3,679,909.20x = 10,389,461,149,013.76
  5. Step 5: Solve for x
    x = 10,389,461,149,013.76/3,679,909.20
  6. Step 6: Final answer
    x = 2,823,292.80

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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.