Home / 3,769,021.67-5,202,173.66-2,138,383.49

Finding the Fourth Proportional to 3,769,021.67, 5,202,173.66 and 2,138,383.49

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Solution

The fourth proportional to 3,769,021.67, 5,202,173.66 and 2,138,383.49 is: 2,951,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769,021.67 : 5,202,173.66 = 2,138,383.49 : x
  2. Step 2: Convert to fraction form
    3,769,021.67/5,202,173.66 = 2,138,383.49/x
  3. Step 3: Cross multiply
    3,769,021.67x = 5,202,173.66 × 2,138,383.49
  4. Step 4: Simplify right side
    3,769,021.67x = 11,124,242,229,954.09
  5. Step 5: Solve for x
    x = 11,124,242,229,954.09/3,769,021.67
  6. Step 6: Final answer
    x = 2,951,493.31

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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.