Home / 2,045,474.92-2,822,129.85-1,185,863.65

Finding the Fourth Proportional to 2,045,474.92, 2,822,129.85 and 1,185,863.65

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Solution

The fourth proportional to 2,045,474.92, 2,822,129.85 and 1,185,863.65 is: 1,636,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,474.92 : 2,822,129.85 = 1,185,863.65 : x
  2. Step 2: Convert to fraction form
    2,045,474.92/2,822,129.85 = 1,185,863.65/x
  3. Step 3: Cross multiply
    2,045,474.92x = 2,822,129.85 × 1,185,863.65
  4. Step 4: Simplify right side
    2,045,474.92x = 3,346,661,204,694.95
  5. Step 5: Solve for x
    x = 3,346,661,204,694.95/2,045,474.92
  6. Step 6: Final answer
    x = 1,636,129.18

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Double scale
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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.