Home / 2,654,813.54-3,981,881.31-857,510.26

Finding the Fourth Proportional to 2,654,813.54, 3,981,881.31 and 857,510.26

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Solution

The fourth proportional to 2,654,813.54, 3,981,881.31 and 857,510.26 is: 1,286,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,813.54 : 3,981,881.31 = 857,510.26 : x
  2. Step 2: Convert to fraction form
    2,654,813.54/3,981,881.31 = 857,510.26/x
  3. Step 3: Cross multiply
    2,654,813.54x = 3,981,881.31 × 857,510.26
  4. Step 4: Simplify right side
    2,654,813.54x = 3,414,504,077,427.24
  5. Step 5: Solve for x
    x = 3,414,504,077,427.24/2,654,813.54
  6. Step 6: Final answer
    x = 1,286,155.89

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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.