Home / 2,079,452.09-3,120,376.22-881,279.93

Finding the Fourth Proportional to 2,079,452.09, 3,120,376.22 and 881,279.93

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Solution

The fourth proportional to 2,079,452.09, 3,120,376.22 and 881,279.93 is: 1,322,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,452.09 : 3,120,376.22 = 881,279.93 : x
  2. Step 2: Convert to fraction form
    2,079,452.09/3,120,376.22 = 881,279.93/x
  3. Step 3: Cross multiply
    2,079,452.09x = 3,120,376.22 × 881,279.93
  4. Step 4: Simplify right side
    2,079,452.09x = 2,749,924,936,735.27
  5. Step 5: Solve for x
    x = 2,749,924,936,735.27/2,079,452.09
  6. Step 6: Final answer
    x = 1,322,427.65

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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.