Home / 1,192,613.25-1,645,758.03-648,749.67

Finding the Fourth Proportional to 1,192,613.25, 1,645,758.03 and 648,749.67

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Solution

The fourth proportional to 1,192,613.25, 1,645,758.03 and 648,749.67 is: 895,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,613.25 : 1,645,758.03 = 648,749.67 : x
  2. Step 2: Convert to fraction form
    1,192,613.25/1,645,758.03 = 648,749.67/x
  3. Step 3: Cross multiply
    1,192,613.25x = 1,645,758.03 × 648,749.67
  4. Step 4: Simplify right side
    1,192,613.25x = 1,067,684,978,862.35
  5. Step 5: Solve for x
    x = 1,067,684,978,862.35/1,192,613.25
  6. Step 6: Final answer
    x = 895,248.30

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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.