Home / 2,682,441.20-4,023,661.80-2,209,660.40

Finding the Fourth Proportional to 2,682,441.20, 4,023,661.80 and 2,209,660.40

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Solution

The fourth proportional to 2,682,441.20, 4,023,661.80 and 2,209,660.40 is: 3,314,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,441.20 : 4,023,661.80 = 2,209,660.40 : x
  2. Step 2: Convert to fraction form
    2,682,441.20/4,023,661.80 = 2,209,660.40/x
  3. Step 3: Cross multiply
    2,682,441.20x = 4,023,661.80 × 2,209,660.40
  4. Step 4: Simplify right side
    2,682,441.20x = 8,890,926,142,452.72
  5. Step 5: Solve for x
    x = 8,890,926,142,452.72/2,682,441.20
  6. Step 6: Final answer
    x = 3,314,490.60

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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.