Home / 3,759,308.11-5,187,832.05-2,040,428.62

Finding the Fourth Proportional to 3,759,308.11, 5,187,832.05 and 2,040,428.62

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Solution

The fourth proportional to 3,759,308.11, 5,187,832.05 and 2,040,428.62 is: 2,815,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,308.11 : 5,187,832.05 = 2,040,428.62 : x
  2. Step 2: Convert to fraction form
    3,759,308.11/5,187,832.05 = 2,040,428.62/x
  3. Step 3: Cross multiply
    3,759,308.11x = 5,187,832.05 × 2,040,428.62
  4. Step 4: Simplify right side
    3,759,308.11x = 10,585,400,990,573.27
  5. Step 5: Solve for x
    x = 10,585,400,990,573.27/3,759,308.11
  6. Step 6: Final answer
    x = 2,815,784.36

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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.