Home / 2,993,824.20-4,491,392.40-1,478,233.20

Finding the Fourth Proportional to 2,993,824.20, 4,491,392.40 and 1,478,233.20

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Solution

The fourth proportional to 2,993,824.20, 4,491,392.40 and 1,478,233.20 is: 2,217,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,824.20 : 4,491,392.40 = 1,478,233.20 : x
  2. Step 2: Convert to fraction form
    2,993,824.20/4,491,392.40 = 1,478,233.20/x
  3. Step 3: Cross multiply
    2,993,824.20x = 4,491,392.40 × 1,478,233.20
  4. Step 4: Simplify right side
    2,993,824.20x = 6,639,325,359,907.68
  5. Step 5: Solve for x
    x = 6,639,325,359,907.68/2,993,824.20
  6. Step 6: Final answer
    x = 2,217,673.76

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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.