Home / 1,517,067.36-2,275,615.62-618,327

Finding the Fourth Proportional to 1,517,067.36, 2,275,615.62 and 618,327

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Solution

The fourth proportional to 1,517,067.36, 2,275,615.62 and 618,327 is: 927,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,067.36 : 2,275,615.62 = 618,327 : x
  2. Step 2: Convert to fraction form
    1,517,067.36/2,275,615.62 = 618,327/x
  3. Step 3: Cross multiply
    1,517,067.36x = 2,275,615.62 × 618,327
  4. Step 4: Simplify right side
    1,517,067.36x = 1,407,074,579,467.74
  5. Step 5: Solve for x
    x = 1,407,074,579,467.74/1,517,067.36
  6. Step 6: Final answer
    x = 927,496.44

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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.