Home / 1,479,906.80-2,042,273.18-800,843.30

Finding the Fourth Proportional to 1,479,906.80, 2,042,273.18 and 800,843.30

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Solution

The fourth proportional to 1,479,906.80, 2,042,273.18 and 800,843.30 is: 1,105,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,906.80 : 2,042,273.18 = 800,843.30 : x
  2. Step 2: Convert to fraction form
    1,479,906.80/2,042,273.18 = 800,843.30/x
  3. Step 3: Cross multiply
    1,479,906.80x = 2,042,273.18 × 800,843.30
  4. Step 4: Simplify right side
    1,479,906.80x = 1,635,540,784,763.44
  5. Step 5: Solve for x
    x = 1,635,540,784,763.44/1,479,906.80
  6. Step 6: Final answer
    x = 1,105,164.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.