Home / 1,150,249.85-1,587,351.10-667,101.46

Finding the Fourth Proportional to 1,150,249.85, 1,587,351.10 and 667,101.46

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Solution

The fourth proportional to 1,150,249.85, 1,587,351.10 and 667,101.46 is: 920,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,249.85 : 1,587,351.10 = 667,101.46 : x
  2. Step 2: Convert to fraction form
    1,150,249.85/1,587,351.10 = 667,101.46/x
  3. Step 3: Cross multiply
    1,150,249.85x = 1,587,351.10 × 667,101.46
  4. Step 4: Simplify right side
    1,150,249.85x = 1,058,924,230,706.47
  5. Step 5: Solve for x
    x = 1,058,924,230,706.47/1,150,249.85
  6. Step 6: Final answer
    x = 920,603.67

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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.