Home / 3,288,445.20-4,928,002.20-2,428,808.40

Finding the Fourth Proportional to 3,288,445.20, 4,928,002.20 and 2,428,808.40

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Solution

The fourth proportional to 3,288,445.20, 4,928,002.20 and 2,428,808.40 is: 3,639,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,445.20 : 4,928,002.20 = 2,428,808.40 : x
  2. Step 2: Convert to fraction form
    3,288,445.20/4,928,002.20 = 2,428,808.40/x
  3. Step 3: Cross multiply
    3,288,445.20x = 4,928,002.20 × 2,428,808.40
  4. Step 4: Simplify right side
    3,288,445.20x = 11,969,173,138,578.48
  5. Step 5: Solve for x
    x = 11,969,173,138,578.48/3,288,445.20
  6. Step 6: Final answer
    x = 3,639,766.64

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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.