Home / 2,180,240.20-3,270,360.30-1,340,432.20

Finding the Fourth Proportional to 2,180,240.20, 3,270,360.30 and 1,340,432.20

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Solution

The fourth proportional to 2,180,240.20, 3,270,360.30 and 1,340,432.20 is: 2,010,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,240.20 : 3,270,360.30 = 1,340,432.20 : x
  2. Step 2: Convert to fraction form
    2,180,240.20/3,270,360.30 = 1,340,432.20/x
  3. Step 3: Cross multiply
    2,180,240.20x = 3,270,360.30 × 1,340,432.20
  4. Step 4: Simplify right side
    2,180,240.20x = 4,383,696,251,721.66
  5. Step 5: Solve for x
    x = 4,383,696,251,721.66/2,180,240.20
  6. Step 6: Final answer
    x = 2,010,648.30

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Similar ratio
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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.