Home / 2,193,196.20-3,289,794.30-930,859.80

Finding the Fourth Proportional to 2,193,196.20, 3,289,794.30 and 930,859.80

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Solution

The fourth proportional to 2,193,196.20, 3,289,794.30 and 930,859.80 is: 1,396,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,196.20 : 3,289,794.30 = 930,859.80 : x
  2. Step 2: Convert to fraction form
    2,193,196.20/3,289,794.30 = 930,859.80/x
  3. Step 3: Cross multiply
    2,193,196.20x = 3,289,794.30 × 930,859.80
  4. Step 4: Simplify right side
    2,193,196.20x = 3,062,337,264,139.14
  5. Step 5: Solve for x
    x = 3,062,337,264,139.14/2,193,196.20
  6. Step 6: Final answer
    x = 1,396,289.70

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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.