Home / 3,191,585.53-4,787,023.64-1,142,163.12

Finding the Fourth Proportional to 3,191,585.53, 4,787,023.64 and 1,142,163.12

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Solution

The fourth proportional to 3,191,585.53, 4,787,023.64 and 1,142,163.12 is: 1,713,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,585.53 : 4,787,023.64 = 1,142,163.12 : x
  2. Step 2: Convert to fraction form
    3,191,585.53/4,787,023.64 = 1,142,163.12/x
  3. Step 3: Cross multiply
    3,191,585.53x = 4,787,023.64 × 1,142,163.12
  4. Step 4: Simplify right side
    3,191,585.53x = 5,467,561,856,176.16
  5. Step 5: Solve for x
    x = 5,467,561,856,176.16/3,191,585.53
  6. Step 6: Final answer
    x = 1,713,117.76

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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.