Home / 3,518,550.72-5,278,217.04-1,121,559.84

Finding the Fourth Proportional to 3,518,550.72, 5,278,217.04 and 1,121,559.84

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Solution

The fourth proportional to 3,518,550.72, 5,278,217.04 and 1,121,559.84 is: 1,682,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,550.72 : 5,278,217.04 = 1,121,559.84 : x
  2. Step 2: Convert to fraction form
    3,518,550.72/5,278,217.04 = 1,121,559.84/x
  3. Step 3: Cross multiply
    3,518,550.72x = 5,278,217.04 × 1,121,559.84
  4. Step 4: Simplify right side
    3,518,550.72x = 5,919,836,258,867.67
  5. Step 5: Solve for x
    x = 5,919,836,258,867.67/3,518,550.72
  6. Step 6: Final answer
    x = 1,682,464.38

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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.