Home / 3,418,589.12-4,719,105.59-2,130,066.14

Finding the Fourth Proportional to 3,418,589.12, 4,719,105.59 and 2,130,066.14

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Solution

The fourth proportional to 3,418,589.12, 4,719,105.59 and 2,130,066.14 is: 2,940,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,589.12 : 4,719,105.59 = 2,130,066.14 : x
  2. Step 2: Convert to fraction form
    3,418,589.12/4,719,105.59 = 2,130,066.14/x
  3. Step 3: Cross multiply
    3,418,589.12x = 4,719,105.59 × 2,130,066.14
  4. Step 4: Simplify right side
    3,418,589.12x = 10,052,006,994,097.86
  5. Step 5: Solve for x
    x = 10,052,006,994,097.86/3,418,589.12
  6. Step 6: Final answer
    x = 2,940,396.36

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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.