Home / 3,025,405.20-4,538,107.80-2,659,301.40

Finding the Fourth Proportional to 3,025,405.20, 4,538,107.80 and 2,659,301.40

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Solution

The fourth proportional to 3,025,405.20, 4,538,107.80 and 2,659,301.40 is: 3,988,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,405.20 : 4,538,107.80 = 2,659,301.40 : x
  2. Step 2: Convert to fraction form
    3,025,405.20/4,538,107.80 = 2,659,301.40/x
  3. Step 3: Cross multiply
    3,025,405.20x = 4,538,107.80 × 2,659,301.40
  4. Step 4: Simplify right side
    3,025,405.20x = 12,068,196,425,890.92
  5. Step 5: Solve for x
    x = 12,068,196,425,890.92/3,025,405.20
  6. Step 6: Final answer
    x = 3,988,952.10

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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.