Home / 1,394,952.72-2,090,480.28-753,874.38

Finding the Fourth Proportional to 1,394,952.72, 2,090,480.28 and 753,874.38

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Solution

The fourth proportional to 1,394,952.72, 2,090,480.28 and 753,874.38 is: 1,129,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,952.72 : 2,090,480.28 = 753,874.38 : x
  2. Step 2: Convert to fraction form
    1,394,952.72/2,090,480.28 = 753,874.38/x
  3. Step 3: Cross multiply
    1,394,952.72x = 2,090,480.28 × 753,874.38
  4. Step 4: Simplify right side
    1,394,952.72x = 1,575,959,524,987.23
  5. Step 5: Solve for x
    x = 1,575,959,524,987.23/1,394,952.72
  6. Step 6: Final answer
    x = 1,129,758.38

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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.