Home / 4,131,344.10-6,198,000.30-1,999,675.20

Finding the Fourth Proportional to 4,131,344.10, 6,198,000.30 and 1,999,675.20

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Solution

The fourth proportional to 4,131,344.10, 6,198,000.30 and 1,999,675.20 is: 2,999,989.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131,344.10 : 6,198,000.30 = 1,999,675.20 : x
  2. Step 2: Convert to fraction form
    4,131,344.10/6,198,000.30 = 1,999,675.20/x
  3. Step 3: Cross multiply
    4,131,344.10x = 6,198,000.30 × 1,999,675.20
  4. Step 4: Simplify right side
    4,131,344.10x = 12,393,987,489,502.56
  5. Step 5: Solve for x
    x = 12,393,987,489,502.56/4,131,344.10
  6. Step 6: Final answer
    x = 2,999,989.15

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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.