Home / 3,676,731.20-5,519,589.60-2,080,404.80

Finding the Fourth Proportional to 3,676,731.20, 5,519,589.60 and 2,080,404.80

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Solution

The fourth proportional to 3,676,731.20, 5,519,589.60 and 2,080,404.80 is: 3,123,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,731.20 : 5,519,589.60 = 2,080,404.80 : x
  2. Step 2: Convert to fraction form
    3,676,731.20/5,519,589.60 = 2,080,404.80/x
  3. Step 3: Cross multiply
    3,676,731.20x = 5,519,589.60 × 2,080,404.80
  4. Step 4: Simplify right side
    3,676,731.20x = 11,482,980,697,870.08
  5. Step 5: Solve for x
    x = 11,482,980,697,870.08/3,676,731.20
  6. Step 6: Final answer
    x = 3,123,149.36

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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.