Home / 2,654,814.54-3,981,882.81-857,511.26

Finding the Fourth Proportional to 2,654,814.54, 3,981,882.81 and 857,511.26

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Solution

The fourth proportional to 2,654,814.54, 3,981,882.81 and 857,511.26 is: 1,286,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,814.54 : 3,981,882.81 = 857,511.26 : x
  2. Step 2: Convert to fraction form
    2,654,814.54/3,981,882.81 = 857,511.26/x
  3. Step 3: Cross multiply
    2,654,814.54x = 3,981,882.81 × 857,511.26
  4. Step 4: Simplify right side
    2,654,814.54x = 3,414,509,345,575.44
  5. Step 5: Solve for x
    x = 3,414,509,345,575.44/2,654,814.54
  6. Step 6: Final answer
    x = 1,286,157.39

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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.