Home / 2,808,049.20-4,212,073.80-2,697,824.40

Finding the Fourth Proportional to 2,808,049.20, 4,212,073.80 and 2,697,824.40

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Solution

The fourth proportional to 2,808,049.20, 4,212,073.80 and 2,697,824.40 is: 4,046,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,049.20 : 4,212,073.80 = 2,697,824.40 : x
  2. Step 2: Convert to fraction form
    2,808,049.20/4,212,073.80 = 2,697,824.40/x
  3. Step 3: Cross multiply
    2,808,049.20x = 4,212,073.80 × 2,697,824.40
  4. Step 4: Simplify right side
    2,808,049.20x = 11,363,435,472,240.72
  5. Step 5: Solve for x
    x = 11,363,435,472,240.72/2,808,049.20
  6. Step 6: Final answer
    x = 4,046,736.60

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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.