Home / 5,252,619.52-7,876,640.88-2,790,096.40

Finding the Fourth Proportional to 5,252,619.52, 7,876,640.88 and 2,790,096.40

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Solution

The fourth proportional to 5,252,619.52, 7,876,640.88 and 2,790,096.40 is: 4,183,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252,619.52 : 7,876,640.88 = 2,790,096.40 : x
  2. Step 2: Convert to fraction form
    5,252,619.52/7,876,640.88 = 2,790,096.40/x
  3. Step 3: Cross multiply
    5,252,619.52x = 7,876,640.88 × 2,790,096.40
  4. Step 4: Simplify right side
    5,252,619.52x = 21,976,587,363,380.83
  5. Step 5: Solve for x
    x = 21,976,587,363,380.83/5,252,619.52
  6. Step 6: Final answer
    x = 4,183,929.04

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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.