Home / 3,311,453.80-4,967,180.70-3,115,498.60

Finding the Fourth Proportional to 3,311,453.80, 4,967,180.70 and 3,115,498.60

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Solution

The fourth proportional to 3,311,453.80, 4,967,180.70 and 3,115,498.60 is: 4,673,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,453.80 : 4,967,180.70 = 3,115,498.60 : x
  2. Step 2: Convert to fraction form
    3,311,453.80/4,967,180.70 = 3,115,498.60/x
  3. Step 3: Cross multiply
    3,311,453.80x = 4,967,180.70 × 3,115,498.60
  4. Step 4: Simplify right side
    3,311,453.80x = 15,475,244,516,797.02
  5. Step 5: Solve for x
    x = 15,475,244,516,797.02/3,311,453.80
  6. Step 6: Final answer
    x = 4,673,247.90

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Similar ratio
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1.5x scale

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.