Home / 3,942,188.96-5,440,405.92-2,223,273.92

Finding the Fourth Proportional to 3,942,188.96, 5,440,405.92 and 2,223,273.92

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Solution

The fourth proportional to 3,942,188.96, 5,440,405.92 and 2,223,273.92 is: 3,068,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,188.96 : 5,440,405.92 = 2,223,273.92 : x
  2. Step 2: Convert to fraction form
    3,942,188.96/5,440,405.92 = 2,223,273.92/x
  3. Step 3: Cross multiply
    3,942,188.96x = 5,440,405.92 × 2,223,273.92
  4. Step 4: Simplify right side
    3,942,188.96x = 12,095,512,596,149.61
  5. Step 5: Solve for x
    x = 12,095,512,596,149.61/3,942,188.96
  6. Step 6: Final answer
    x = 3,068,222.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.