Home / 4,311,363.20-6,469,377.60-1,915,577.60

Finding the Fourth Proportional to 4,311,363.20, 6,469,377.60 and 1,915,577.60

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Solution

The fourth proportional to 4,311,363.20, 6,469,377.60 and 1,915,577.60 is: 2,874,402.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311,363.20 : 6,469,377.60 = 1,915,577.60 : x
  2. Step 2: Convert to fraction form
    4,311,363.20/6,469,377.60 = 1,915,577.60/x
  3. Step 3: Cross multiply
    4,311,363.20x = 6,469,377.60 × 1,915,577.60
  4. Step 4: Simplify right side
    4,311,363.20x = 12,392,594,816,501.76
  5. Step 5: Solve for x
    x = 12,392,594,816,501.76/4,311,363.20
  6. Step 6: Final answer
    x = 2,874,402.88

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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.