Home / 2,915,251.20-4,372,876.80-2,803,276.80

Finding the Fourth Proportional to 2,915,251.20, 4,372,876.80 and 2,803,276.80

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Solution

The fourth proportional to 2,915,251.20, 4,372,876.80 and 2,803,276.80 is: 4,204,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,251.20 : 4,372,876.80 = 2,803,276.80 : x
  2. Step 2: Convert to fraction form
    2,915,251.20/4,372,876.80 = 2,803,276.80/x
  3. Step 3: Cross multiply
    2,915,251.20x = 4,372,876.80 × 2,803,276.80
  4. Step 4: Simplify right side
    2,915,251.20x = 12,258,384,082,698.24
  5. Step 5: Solve for x
    x = 12,258,384,082,698.24/2,915,251.20
  6. Step 6: Final answer
    x = 4,204,915.20

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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.