Home / 2,179,408.80-3,269,113.20-683,498.40

Finding the Fourth Proportional to 2,179,408.80, 3,269,113.20 and 683,498.40

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Solution

The fourth proportional to 2,179,408.80, 3,269,113.20 and 683,498.40 is: 1,025,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,408.80 : 3,269,113.20 = 683,498.40 : x
  2. Step 2: Convert to fraction form
    2,179,408.80/3,269,113.20 = 683,498.40/x
  3. Step 3: Cross multiply
    2,179,408.80x = 3,269,113.20 × 683,498.40
  4. Step 4: Simplify right side
    2,179,408.80x = 2,234,433,641,618.88
  5. Step 5: Solve for x
    x = 2,234,433,641,618.88/2,179,408.80
  6. Step 6: Final answer
    x = 1,025,247.60

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Similar ratio
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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.