Home / 1,646,432.55-2,469,648.92-1,085,335.83

Finding the Fourth Proportional to 1,646,432.55, 2,469,648.92 and 1,085,335.83

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Solution

The fourth proportional to 1,646,432.55, 2,469,648.92 and 1,085,335.83 is: 1,628,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,432.55 : 2,469,648.92 = 1,085,335.83 : x
  2. Step 2: Convert to fraction form
    1,646,432.55/2,469,648.92 = 1,085,335.83/x
  3. Step 3: Cross multiply
    1,646,432.55x = 2,469,648.92 × 1,085,335.83
  4. Step 4: Simplify right side
    1,646,432.55x = 2,680,398,454,970.12
  5. Step 5: Solve for x
    x = 2,680,398,454,970.12/1,646,432.55
  6. Step 6: Final answer
    x = 1,628,003.80

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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.