Home / 2,082,658-3,122,791.44-819,796.72

Finding the Fourth Proportional to 2,082,658, 3,122,791.44 and 819,796.72

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Solution

The fourth proportional to 2,082,658, 3,122,791.44 and 819,796.72 is: 1,229,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,658 : 3,122,791.44 = 819,796.72 : x
  2. Step 2: Convert to fraction form
    2,082,658/3,122,791.44 = 819,796.72/x
  3. Step 3: Cross multiply
    2,082,658x = 3,122,791.44 × 819,796.72
  4. Step 4: Simplify right side
    2,082,658x = 2,560,054,179,756.08
  5. Step 5: Solve for x
    x = 2,560,054,179,756.08/2,082,658
  6. Step 6: Final answer
    x = 1,229,224.47

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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.