Home / 2,189,627.10-3,284,440.65-2,065,624.20

Finding the Fourth Proportional to 2,189,627.10, 3,284,440.65 and 2,065,624.20

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Solution

The fourth proportional to 2,189,627.10, 3,284,440.65 and 2,065,624.20 is: 3,098,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,627.10 : 3,284,440.65 = 2,065,624.20 : x
  2. Step 2: Convert to fraction form
    2,189,627.10/3,284,440.65 = 2,065,624.20/x
  3. Step 3: Cross multiply
    2,189,627.10x = 3,284,440.65 × 2,065,624.20
  4. Step 4: Simplify right side
    2,189,627.10x = 6,784,420,090,103.73
  5. Step 5: Solve for x
    x = 6,784,420,090,103.73/2,189,627.10
  6. Step 6: Final answer
    x = 3,098,436.30

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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.