Home / 3,103,760.80-4,280,763.44-2,016,382.73

Finding the Fourth Proportional to 3,103,760.80, 4,280,763.44 and 2,016,382.73

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Solution

The fourth proportional to 3,103,760.80, 4,280,763.44 and 2,016,382.73 is: 2,781,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,760.80 : 4,280,763.44 = 2,016,382.73 : x
  2. Step 2: Convert to fraction form
    3,103,760.80/4,280,763.44 = 2,016,382.73/x
  3. Step 3: Cross multiply
    3,103,760.80x = 4,280,763.44 × 2,016,382.73
  4. Step 4: Simplify right side
    3,103,760.80x = 8,631,657,491,213.11
  5. Step 5: Solve for x
    x = 8,631,657,491,213.11/3,103,760.80
  6. Step 6: Final answer
    x = 2,781,031.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.