Home / 3,478,982.20-5,218,473.30-3,242,786.20

Finding the Fourth Proportional to 3,478,982.20, 5,218,473.30 and 3,242,786.20

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Solution

The fourth proportional to 3,478,982.20, 5,218,473.30 and 3,242,786.20 is: 4,864,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,982.20 : 5,218,473.30 = 3,242,786.20 : x
  2. Step 2: Convert to fraction form
    3,478,982.20/5,218,473.30 = 3,242,786.20/x
  3. Step 3: Cross multiply
    3,478,982.20x = 5,218,473.30 × 3,242,786.20
  4. Step 4: Simplify right side
    3,478,982.20x = 16,922,393,202,308.46
  5. Step 5: Solve for x
    x = 16,922,393,202,308.46/3,478,982.20
  6. Step 6: Final answer
    x = 4,864,179.30

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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.