Home / 2,206,479.26-3,309,752.20-840,328.60

Finding the Fourth Proportional to 2,206,479.26, 3,309,752.20 and 840,328.60

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Solution

The fourth proportional to 2,206,479.26, 3,309,752.20 and 840,328.60 is: 1,260,505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,479.26 : 3,309,752.20 = 840,328.60 : x
  2. Step 2: Convert to fraction form
    2,206,479.26/3,309,752.20 = 840,328.60/x
  3. Step 3: Cross multiply
    2,206,479.26x = 3,309,752.20 × 840,328.60
  4. Step 4: Simplify right side
    2,206,479.26x = 2,781,279,432,572.92
  5. Step 5: Solve for x
    x = 2,781,279,432,572.92/2,206,479.26
  6. Step 6: Final answer
    x = 1,260,505.59

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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.