Home / 3,944,922.40-5,913,301.20-2,144,000.80

Finding the Fourth Proportional to 3,944,922.40, 5,913,301.20 and 2,144,000.80

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Solution

The fourth proportional to 3,944,922.40, 5,913,301.20 and 2,144,000.80 is: 3,213,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,922.40 : 5,913,301.20 = 2,144,000.80 : x
  2. Step 2: Convert to fraction form
    3,944,922.40/5,913,301.20 = 2,144,000.80/x
  3. Step 3: Cross multiply
    3,944,922.40x = 5,913,301.20 × 2,144,000.80
  4. Step 4: Simplify right side
    3,944,922.40x = 12,678,122,503,440.96
  5. Step 5: Solve for x
    x = 12,678,122,503,440.96/3,944,922.40
  6. Step 6: Final answer
    x = 3,213,782.48

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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.