Home / 2,072,694.44-3,109,041.71-809,636.33

Finding the Fourth Proportional to 2,072,694.44, 3,109,041.71 and 809,636.33

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Solution

The fourth proportional to 2,072,694.44, 3,109,041.71 and 809,636.33 is: 1,214,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,694.44 : 3,109,041.71 = 809,636.33 : x
  2. Step 2: Convert to fraction form
    2,072,694.44/3,109,041.71 = 809,636.33/x
  3. Step 3: Cross multiply
    2,072,694.44x = 3,109,041.71 × 809,636.33
  4. Step 4: Simplify right side
    2,072,694.44x = 2,517,193,115,853.14
  5. Step 5: Solve for x
    x = 2,517,193,115,853.14/2,072,694.44
  6. Step 6: Final answer
    x = 1,214,454.51

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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.