Home / 1,945,979.91-2,685,618.27-1,086,706.17

Finding the Fourth Proportional to 1,945,979.91, 2,685,618.27 and 1,086,706.17

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Solution

The fourth proportional to 1,945,979.91, 2,685,618.27 and 1,086,706.17 is: 1,499,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,979.91 : 2,685,618.27 = 1,086,706.17 : x
  2. Step 2: Convert to fraction form
    1,945,979.91/2,685,618.27 = 1,086,706.17/x
  3. Step 3: Cross multiply
    1,945,979.91x = 2,685,618.27 × 1,086,706.17
  4. Step 4: Simplify right side
    1,945,979.91x = 2,918,477,944,273.73
  5. Step 5: Solve for x
    x = 2,918,477,944,273.73/1,945,979.91
  6. Step 6: Final answer
    x = 1,499,747.21

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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.