Home / 1,150,122.44-1,587,175.46-666,974.44

Finding the Fourth Proportional to 1,150,122.44, 1,587,175.46 and 666,974.44

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Solution

The fourth proportional to 1,150,122.44, 1,587,175.46 and 666,974.44 is: 920,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,122.44 : 1,587,175.46 = 666,974.44 : x
  2. Step 2: Convert to fraction form
    1,150,122.44/1,587,175.46 = 666,974.44/x
  3. Step 3: Cross multiply
    1,150,122.44x = 1,587,175.46 × 666,974.44
  4. Step 4: Simplify right side
    1,150,122.44x = 1,058,605,463,615.24
  5. Step 5: Solve for x
    x = 1,058,605,463,615.24/1,150,122.44
  6. Step 6: Final answer
    x = 920,428.49

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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.