Home / 3,321,013.20-4,981,519.80-925,227.60

Finding the Fourth Proportional to 3,321,013.20, 4,981,519.80 and 925,227.60

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Solution

The fourth proportional to 3,321,013.20, 4,981,519.80 and 925,227.60 is: 1,387,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,013.20 : 4,981,519.80 = 925,227.60 : x
  2. Step 2: Convert to fraction form
    3,321,013.20/4,981,519.80 = 925,227.60/x
  3. Step 3: Cross multiply
    3,321,013.20x = 4,981,519.80 × 925,227.60
  4. Step 4: Simplify right side
    3,321,013.20x = 4,609,039,608,906.48
  5. Step 5: Solve for x
    x = 4,609,039,608,906.48/3,321,013.20
  6. Step 6: Final answer
    x = 1,387,841.40

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1.5x scale

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.