Home / 2,553,861.66-3,830,792.49-870,979.74

Finding the Fourth Proportional to 2,553,861.66, 3,830,792.49 and 870,979.74

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Solution

The fourth proportional to 2,553,861.66, 3,830,792.49 and 870,979.74 is: 1,306,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,861.66 : 3,830,792.49 = 870,979.74 : x
  2. Step 2: Convert to fraction form
    2,553,861.66/3,830,792.49 = 870,979.74/x
  3. Step 3: Cross multiply
    2,553,861.66x = 3,830,792.49 × 870,979.74
  4. Step 4: Simplify right side
    2,553,861.66x = 3,336,542,646,934.15
  5. Step 5: Solve for x
    x = 3,336,542,646,934.15/2,553,861.66
  6. Step 6: Final answer
    x = 1,306,469.61

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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.