Home / 5,205,959.20-7,810,105.20-2,010,800.80

Finding the Fourth Proportional to 5,205,959.20, 7,810,105.20 and 2,010,800.80

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Solution

The fourth proportional to 5,205,959.20, 7,810,105.20 and 2,010,800.80 is: 3,016,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,959.20 : 7,810,105.20 = 2,010,800.80 : x
  2. Step 2: Convert to fraction form
    5,205,959.20/7,810,105.20 = 2,010,800.80/x
  3. Step 3: Cross multiply
    5,205,959.20x = 7,810,105.20 × 2,010,800.80
  4. Step 4: Simplify right side
    5,205,959.20x = 15,704,565,784,244.16
  5. Step 5: Solve for x
    x = 15,704,565,784,244.16/5,205,959.20
  6. Step 6: Final answer
    x = 3,016,651.72

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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.