Home / 1,135,207.26-1,566,598.31-618,957

Finding the Fourth Proportional to 1,135,207.26, 1,566,598.31 and 618,957

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Solution

The fourth proportional to 1,135,207.26, 1,566,598.31 and 618,957 is: 854,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,207.26 : 1,566,598.31 = 618,957 : x
  2. Step 2: Convert to fraction form
    1,135,207.26/1,566,598.31 = 618,957/x
  3. Step 3: Cross multiply
    1,135,207.26x = 1,566,598.31 × 618,957
  4. Step 4: Simplify right side
    1,135,207.26x = 969,656,987,067.89
  5. Step 5: Solve for x
    x = 969,656,987,067.89/1,135,207.26
  6. Step 6: Final answer
    x = 854,167.36

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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.