Home / 2,553,863.16-3,830,794.74-870,981.24

Finding the Fourth Proportional to 2,553,863.16, 3,830,794.74 and 870,981.24

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Solution

The fourth proportional to 2,553,863.16, 3,830,794.74 and 870,981.24 is: 1,306,471.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,863.16 : 3,830,794.74 = 870,981.24 : x
  2. Step 2: Convert to fraction form
    2,553,863.16/3,830,794.74 = 870,981.24/x
  3. Step 3: Cross multiply
    2,553,863.16x = 3,830,794.74 × 870,981.24
  4. Step 4: Simplify right side
    2,553,863.16x = 3,336,550,352,830.68
  5. Step 5: Solve for x
    x = 3,336,550,352,830.68/2,553,863.16
  6. Step 6: Final answer
    x = 1,306,471.86

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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.