Home / 2,325,394.64-3,209,081.91-1,278,857.22

Finding the Fourth Proportional to 2,325,394.64, 3,209,081.91 and 1,278,857.22

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Solution

The fourth proportional to 2,325,394.64, 3,209,081.91 and 1,278,857.22 is: 1,764,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,394.64 : 3,209,081.91 = 1,278,857.22 : x
  2. Step 2: Convert to fraction form
    2,325,394.64/3,209,081.91 = 1,278,857.22/x
  3. Step 3: Cross multiply
    2,325,394.64x = 3,209,081.91 × 1,278,857.22
  4. Step 4: Simplify right side
    2,325,394.64x = 4,103,957,570,174.89
  5. Step 5: Solve for x
    x = 4,103,957,570,174.89/2,325,394.64
  6. Step 6: Final answer
    x = 1,764,843.48

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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.