Home / 3,250,138.92-4,872,222.90-1,119,716.52

Finding the Fourth Proportional to 3,250,138.92, 4,872,222.90 and 1,119,716.52

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Solution

The fourth proportional to 3,250,138.92, 4,872,222.90 and 1,119,716.52 is: 1,678,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,138.92 : 4,872,222.90 = 1,119,716.52 : x
  2. Step 2: Convert to fraction form
    3,250,138.92/4,872,222.90 = 1,119,716.52/x
  3. Step 3: Cross multiply
    3,250,138.92x = 4,872,222.90 × 1,119,716.52
  4. Step 4: Simplify right side
    3,250,138.92x = 5,455,508,470,252.31
  5. Step 5: Solve for x
    x = 5,455,508,470,252.31/3,250,138.92
  6. Step 6: Final answer
    x = 1,678,546.24

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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.