Home / 3,936,074.97-5,890,781.43-2,420,719.32

Finding the Fourth Proportional to 3,936,074.97, 5,890,781.43 and 2,420,719.32

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Solution

The fourth proportional to 3,936,074.97, 5,890,781.43 and 2,420,719.32 is: 3,622,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,074.97 : 5,890,781.43 = 2,420,719.32 : x
  2. Step 2: Convert to fraction form
    3,936,074.97/5,890,781.43 = 2,420,719.32/x
  3. Step 3: Cross multiply
    3,936,074.97x = 5,890,781.43 × 2,420,719.32
  4. Step 4: Simplify right side
    3,936,074.97x = 14,259,928,417,498.23
  5. Step 5: Solve for x
    x = 14,259,928,417,498.23/3,936,074.97
  6. Step 6: Final answer
    x = 3,622,880.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.