Home / 2,419,745.27-3,339,290.52-1,387,421.12

Finding the Fourth Proportional to 2,419,745.27, 3,339,290.52 and 1,387,421.12

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Solution

The fourth proportional to 2,419,745.27, 3,339,290.52 and 1,387,421.12 is: 1,914,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,745.27 : 3,339,290.52 = 1,387,421.12 : x
  2. Step 2: Convert to fraction form
    2,419,745.27/3,339,290.52 = 1,387,421.12/x
  3. Step 3: Cross multiply
    2,419,745.27x = 3,339,290.52 × 1,387,421.12
  4. Step 4: Simplify right side
    2,419,745.27x = 4,633,002,176,567.33
  5. Step 5: Solve for x
    x = 4,633,002,176,567.33/2,419,745.27
  6. Step 6: Final answer
    x = 1,914,665.25

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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.