Home / 3,612,039.90-5,418,174.06-1,338,133.38

Finding the Fourth Proportional to 3,612,039.90, 5,418,174.06 and 1,338,133.38

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Solution

The fourth proportional to 3,612,039.90, 5,418,174.06 and 1,338,133.38 is: 2,007,242.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,039.90 : 5,418,174.06 = 1,338,133.38 : x
  2. Step 2: Convert to fraction form
    3,612,039.90/5,418,174.06 = 1,338,133.38/x
  3. Step 3: Cross multiply
    3,612,039.90x = 5,418,174.06 × 1,338,133.38
  4. Step 4: Simplify right side
    3,612,039.90x = 7,250,239,568,336.12
  5. Step 5: Solve for x
    x = 7,250,239,568,336.12/3,612,039.90
  6. Step 6: Final answer
    x = 2,007,242.38

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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.