Home / 3,418,589.23-4,719,105.75-2,130,066.25

Finding the Fourth Proportional to 3,418,589.23, 4,719,105.75 and 2,130,066.25

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Solution

The fourth proportional to 3,418,589.23, 4,719,105.75 and 2,130,066.25 is: 2,940,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,589.23 : 4,719,105.75 = 2,130,066.25 : x
  2. Step 2: Convert to fraction form
    3,418,589.23/4,719,105.75 = 2,130,066.25/x
  3. Step 3: Cross multiply
    3,418,589.23x = 4,719,105.75 × 2,130,066.25
  4. Step 4: Simplify right side
    3,418,589.23x = 10,052,007,888,255.94
  5. Step 5: Solve for x
    x = 10,052,007,888,255.94/3,418,589.23
  6. Step 6: Final answer
    x = 2,940,396.52

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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.