Home / 3,418,590.23-4,719,107.13-2,130,067.25

Finding the Fourth Proportional to 3,418,590.23, 4,719,107.13 and 2,130,067.25

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Solution

The fourth proportional to 3,418,590.23, 4,719,107.13 and 2,130,067.25 is: 2,940,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,590.23 : 4,719,107.13 = 2,130,067.25 : x
  2. Step 2: Convert to fraction form
    3,418,590.23/4,719,107.13 = 2,130,067.25/x
  3. Step 3: Cross multiply
    3,418,590.23x = 4,719,107.13 × 2,130,067.25
  4. Step 4: Simplify right side
    3,418,590.23x = 10,052,015,546,854.49
  5. Step 5: Solve for x
    x = 10,052,015,546,854.49/3,418,590.23
  6. Step 6: Final answer
    x = 2,940,397.90

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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.