Home / 3,176,874.10-4,384,120.24-1,726,569.61

Finding the Fourth Proportional to 3,176,874.10, 4,384,120.24 and 1,726,569.61

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Solution

The fourth proportional to 3,176,874.10, 4,384,120.24 and 1,726,569.61 is: 2,382,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,874.10 : 4,384,120.24 = 1,726,569.61 : x
  2. Step 2: Convert to fraction form
    3,176,874.10/4,384,120.24 = 1,726,569.61/x
  3. Step 3: Cross multiply
    3,176,874.10x = 4,384,120.24 × 1,726,569.61
  4. Step 4: Simplify right side
    3,176,874.10x = 7,569,488,764,167.82
  5. Step 5: Solve for x
    x = 7,569,488,764,167.82/3,176,874.10
  6. Step 6: Final answer
    x = 2,382,684.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.