Home / 3,230,747.60-4,846,121.40-2,987,445.20

Finding the Fourth Proportional to 3,230,747.60, 4,846,121.40 and 2,987,445.20

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Solution

The fourth proportional to 3,230,747.60, 4,846,121.40 and 2,987,445.20 is: 4,481,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,747.60 : 4,846,121.40 = 2,987,445.20 : x
  2. Step 2: Convert to fraction form
    3,230,747.60/4,846,121.40 = 2,987,445.20/x
  3. Step 3: Cross multiply
    3,230,747.60x = 4,846,121.40 × 2,987,445.20
  4. Step 4: Simplify right side
    3,230,747.60x = 14,477,522,115,047.28
  5. Step 5: Solve for x
    x = 14,477,522,115,047.28/3,230,747.60
  6. Step 6: Final answer
    x = 4,481,167.80

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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.