Home / 2,207,414.92-3,309,336.60-690,317.32

Finding the Fourth Proportional to 2,207,414.92, 3,309,336.60 and 690,317.32

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Solution

The fourth proportional to 2,207,414.92, 3,309,336.60 and 690,317.32 is: 1,034,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,414.92 : 3,309,336.60 = 690,317.32 : x
  2. Step 2: Convert to fraction form
    2,207,414.92/3,309,336.60 = 690,317.32/x
  3. Step 3: Cross multiply
    2,207,414.92x = 3,309,336.60 × 690,317.32
  4. Step 4: Simplify right side
    2,207,414.92x = 2,284,492,372,689.91
  5. Step 5: Solve for x
    x = 2,284,492,372,689.91/2,207,414.92
  6. Step 6: Final answer
    x = 1,034,917.52

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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.