Home / 3,689,512.94-5,529,067.22-1,742,163.78

Finding the Fourth Proportional to 3,689,512.94, 5,529,067.22 and 1,742,163.78

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Solution

The fourth proportional to 3,689,512.94, 5,529,067.22 and 1,742,163.78 is: 2,610,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,512.94 : 5,529,067.22 = 1,742,163.78 : x
  2. Step 2: Convert to fraction form
    3,689,512.94/5,529,067.22 = 1,742,163.78/x
  3. Step 3: Cross multiply
    3,689,512.94x = 5,529,067.22 × 1,742,163.78
  4. Step 4: Simplify right side
    3,689,512.94x = 9,632,540,639,158.47
  5. Step 5: Solve for x
    x = 9,632,540,639,158.47/3,689,512.94
  6. Step 6: Final answer
    x = 2,610,789.23

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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.