Home / 3,228,238.90-4,455,171.09-1,777,933.97

Finding the Fourth Proportional to 3,228,238.90, 4,455,171.09 and 1,777,933.97

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Solution

The fourth proportional to 3,228,238.90, 4,455,171.09 and 1,777,933.97 is: 2,453,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,238.90 : 4,455,171.09 = 1,777,933.97 : x
  2. Step 2: Convert to fraction form
    3,228,238.90/4,455,171.09 = 1,777,933.97/x
  3. Step 3: Cross multiply
    3,228,238.90x = 4,455,171.09 × 1,777,933.97
  4. Step 4: Simplify right side
    3,228,238.90x = 7,921,000,023,072.93
  5. Step 5: Solve for x
    x = 7,921,000,023,072.93/3,228,238.90
  6. Step 6: Final answer
    x = 2,453,659.80

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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.