Home / 2,227,793.76-3,074,273.02-1,209,176.64

Finding the Fourth Proportional to 2,227,793.76, 3,074,273.02 and 1,209,176.64

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Solution

The fourth proportional to 2,227,793.76, 3,074,273.02 and 1,209,176.64 is: 1,668,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,793.76 : 3,074,273.02 = 1,209,176.64 : x
  2. Step 2: Convert to fraction form
    2,227,793.76/3,074,273.02 = 1,209,176.64/x
  3. Step 3: Cross multiply
    2,227,793.76x = 3,074,273.02 × 1,209,176.64
  4. Step 4: Simplify right side
    2,227,793.76x = 3,717,339,120,766.25
  5. Step 5: Solve for x
    x = 3,717,339,120,766.25/2,227,793.76
  6. Step 6: Final answer
    x = 1,668,619.06

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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.