Home / 3,149,231.80-4,723,847.70-1,351,809.40

Finding the Fourth Proportional to 3,149,231.80, 4,723,847.70 and 1,351,809.40

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Solution

The fourth proportional to 3,149,231.80, 4,723,847.70 and 1,351,809.40 is: 2,027,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,231.80 : 4,723,847.70 = 1,351,809.40 : x
  2. Step 2: Convert to fraction form
    3,149,231.80/4,723,847.70 = 1,351,809.40/x
  3. Step 3: Cross multiply
    3,149,231.80x = 4,723,847.70 × 1,351,809.40
  4. Step 4: Simplify right side
    3,149,231.80x = 6,385,741,725,028.38
  5. Step 5: Solve for x
    x = 6,385,741,725,028.38/3,149,231.80
  6. Step 6: Final answer
    x = 2,027,714.10

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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.