Home / 2,001,968.82-2,762,991.86-1,227,462.68

Finding the Fourth Proportional to 2,001,968.82, 2,762,991.86 and 1,227,462.68

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Solution

The fourth proportional to 2,001,968.82, 2,762,991.86 and 1,227,462.68 is: 1,694,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,968.82 : 2,762,991.86 = 1,227,462.68 : x
  2. Step 2: Convert to fraction form
    2,001,968.82/2,762,991.86 = 1,227,462.68/x
  3. Step 3: Cross multiply
    2,001,968.82x = 2,762,991.86 × 1,227,462.68
  4. Step 4: Simplify right side
    2,001,968.82x = 3,391,469,394,063.95
  5. Step 5: Solve for x
    x = 3,391,469,394,063.95/2,001,968.82
  6. Step 6: Final answer
    x = 1,694,067.04

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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.