Home / 2,080,629.18-3,120,934.05-660,794.76

Finding the Fourth Proportional to 2,080,629.18, 3,120,934.05 and 660,794.76

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Solution

The fourth proportional to 2,080,629.18, 3,120,934.05 and 660,794.76 is: 991,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,629.18 : 3,120,934.05 = 660,794.76 : x
  2. Step 2: Convert to fraction form
    2,080,629.18/3,120,934.05 = 660,794.76/x
  3. Step 3: Cross multiply
    2,080,629.18x = 3,120,934.05 × 660,794.76
  4. Step 4: Simplify right side
    2,080,629.18x = 2,062,296,866,545.58
  5. Step 5: Solve for x
    x = 2,062,296,866,545.58/2,080,629.18
  6. Step 6: Final answer
    x = 991,189.05

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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.