Home / 2,079,570.80-3,119,356.20-1,996,902.20

Finding the Fourth Proportional to 2,079,570.80, 3,119,356.20 and 1,996,902.20

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Solution

The fourth proportional to 2,079,570.80, 3,119,356.20 and 1,996,902.20 is: 2,995,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,570.80 : 3,119,356.20 = 1,996,902.20 : x
  2. Step 2: Convert to fraction form
    2,079,570.80/3,119,356.20 = 1,996,902.20/x
  3. Step 3: Cross multiply
    2,079,570.80x = 3,119,356.20 × 1,996,902.20
  4. Step 4: Simplify right side
    2,079,570.80x = 6,229,049,258,363.64
  5. Step 5: Solve for x
    x = 6,229,049,258,363.64/2,079,570.80
  6. Step 6: Final answer
    x = 2,995,353.30

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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.