Home / 5,434,078.17-8,150,617.49-1,839,434.25

Finding the Fourth Proportional to 5,434,078.17, 8,150,617.49 and 1,839,434.25

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Solution

The fourth proportional to 5,434,078.17, 8,150,617.49 and 1,839,434.25 is: 2,758,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,078.17 : 8,150,617.49 = 1,839,434.25 : x
  2. Step 2: Convert to fraction form
    5,434,078.17/8,150,617.49 = 1,839,434.25/x
  3. Step 3: Cross multiply
    5,434,078.17x = 8,150,617.49 × 1,839,434.25
  4. Step 4: Simplify right side
    5,434,078.17x = 14,992,524,960,557.86
  5. Step 5: Solve for x
    x = 14,992,524,960,557.86/5,434,078.17
  6. Step 6: Final answer
    x = 2,758,982.20

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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.