Home / 3,443,410.80-5,165,116.20-2,186,809.20

Finding the Fourth Proportional to 3,443,410.80, 5,165,116.20 and 2,186,809.20

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Solution

The fourth proportional to 3,443,410.80, 5,165,116.20 and 2,186,809.20 is: 3,280,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,410.80 : 5,165,116.20 = 2,186,809.20 : x
  2. Step 2: Convert to fraction form
    3,443,410.80/5,165,116.20 = 2,186,809.20/x
  3. Step 3: Cross multiply
    3,443,410.80x = 5,165,116.20 × 2,186,809.20
  4. Step 4: Simplify right side
    3,443,410.80x = 11,295,123,625,229.04
  5. Step 5: Solve for x
    x = 11,295,123,625,229.04/3,443,410.80
  6. Step 6: Final answer
    x = 3,280,213.80

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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.