Home / 3,676,608.20-5,519,405.10-2,080,281.80

Finding the Fourth Proportional to 3,676,608.20, 5,519,405.10 and 2,080,281.80

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Solution

The fourth proportional to 3,676,608.20, 5,519,405.10 and 2,080,281.80 is: 3,122,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,608.20 : 5,519,405.10 = 2,080,281.80 : x
  2. Step 2: Convert to fraction form
    3,676,608.20/5,519,405.10 = 2,080,281.80/x
  3. Step 3: Cross multiply
    3,676,608.20x = 5,519,405.10 × 2,080,281.80
  4. Step 4: Simplify right side
    3,676,608.20x = 11,481,917,976,357.18
  5. Step 5: Solve for x
    x = 11,481,917,976,357.18/3,676,608.20
  6. Step 6: Final answer
    x = 3,122,964.80

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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.