Home / 2,193,179.70-3,289,769.55-930,843.30

Finding the Fourth Proportional to 2,193,179.70, 3,289,769.55 and 930,843.30

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Solution

The fourth proportional to 2,193,179.70, 3,289,769.55 and 930,843.30 is: 1,396,264.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,179.70 : 3,289,769.55 = 930,843.30 : x
  2. Step 2: Convert to fraction form
    2,193,179.70/3,289,769.55 = 930,843.30/x
  3. Step 3: Cross multiply
    2,193,179.70x = 3,289,769.55 × 930,843.30
  4. Step 4: Simplify right side
    2,193,179.70x = 3,062,259,944,161.52
  5. Step 5: Solve for x
    x = 3,062,259,944,161.52/2,193,179.70
  6. Step 6: Final answer
    x = 1,396,264.95

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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.