Home / 2,016,819.20-3,025,228.80-2,005,009.40

Finding the Fourth Proportional to 2,016,819.20, 3,025,228.80 and 2,005,009.40

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Solution

The fourth proportional to 2,016,819.20, 3,025,228.80 and 2,005,009.40 is: 3,007,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,819.20 : 3,025,228.80 = 2,005,009.40 : x
  2. Step 2: Convert to fraction form
    2,016,819.20/3,025,228.80 = 2,005,009.40/x
  3. Step 3: Cross multiply
    2,016,819.20x = 3,025,228.80 × 2,005,009.40
  4. Step 4: Simplify right side
    2,016,819.20x = 6,065,612,181,150.72
  5. Step 5: Solve for x
    x = 6,065,612,181,150.72/2,016,819.20
  6. Step 6: Final answer
    x = 3,007,514.10

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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.