Home / 3,963,906.60-5,945,859.90-3,291,331.20

Finding the Fourth Proportional to 3,963,906.60, 5,945,859.90 and 3,291,331.20

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Solution

The fourth proportional to 3,963,906.60, 5,945,859.90 and 3,291,331.20 is: 4,936,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,906.60 : 5,945,859.90 = 3,291,331.20 : x
  2. Step 2: Convert to fraction form
    3,963,906.60/5,945,859.90 = 3,291,331.20/x
  3. Step 3: Cross multiply
    3,963,906.60x = 5,945,859.90 × 3,291,331.20
  4. Step 4: Simplify right side
    3,963,906.60x = 19,569,794,199,698.88
  5. Step 5: Solve for x
    x = 19,569,794,199,698.88/3,963,906.60
  6. Step 6: Final answer
    x = 4,936,996.80

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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.