Home / 3,418,589.87-4,719,106.61-2,130,066.87

Finding the Fourth Proportional to 3,418,589.87, 4,719,106.61 and 2,130,066.87

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Solution

The fourth proportional to 3,418,589.87, 4,719,106.61 and 2,130,066.87 is: 2,940,397.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,589.87 : 4,719,106.61 = 2,130,066.87 : x
  2. Step 2: Convert to fraction form
    3,418,589.87/4,719,106.61 = 2,130,066.87/x
  3. Step 3: Cross multiply
    3,418,589.87x = 4,719,106.61 × 2,130,066.87
  4. Step 4: Simplify right side
    3,418,589.87x = 10,052,012,635,308.68
  5. Step 5: Solve for x
    x = 10,052,012,635,308.68/3,418,589.87
  6. Step 6: Final answer
    x = 2,940,397.37

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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.