Home / 3,197,011.92-4,792,401-1,277,350.80

Finding the Fourth Proportional to 3,197,011.92, 4,792,401 and 1,277,350.80

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Solution

The fourth proportional to 3,197,011.92, 4,792,401 and 1,277,350.80 is: 1,914,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197,011.92 : 4,792,401 = 1,277,350.80 : x
  2. Step 2: Convert to fraction form
    3,197,011.92/4,792,401 = 1,277,350.80/x
  3. Step 3: Cross multiply
    3,197,011.92x = 4,792,401 × 1,277,350.80
  4. Step 4: Simplify right side
    3,197,011.92x = 6,121,577,251,270.80
  5. Step 5: Solve for x
    x = 6,121,577,251,270.80/3,197,011.92
  6. Step 6: Final answer
    x = 1,914,780.87

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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.