Home / 2,188,609.89-3,284,917.08-1,109,866.92

Finding the Fourth Proportional to 2,188,609.89, 3,284,917.08 and 1,109,866.92

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Solution

The fourth proportional to 2,188,609.89, 3,284,917.08 and 1,109,866.92 is: 1,665,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,609.89 : 3,284,917.08 = 1,109,866.92 : x
  2. Step 2: Convert to fraction form
    2,188,609.89/3,284,917.08 = 1,109,866.92/x
  3. Step 3: Cross multiply
    2,188,609.89x = 3,284,917.08 × 1,109,866.92
  4. Step 4: Simplify right side
    2,188,609.89x = 3,645,820,802,034.99
  5. Step 5: Solve for x
    x = 3,645,820,802,034.99/2,188,609.89
  6. Step 6: Final answer
    x = 1,665,815.74

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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.