Home / 1,694,843.59-2,542,269.48-415,456.78

Finding the Fourth Proportional to 1,694,843.59, 2,542,269.48 and 415,456.78

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Solution

The fourth proportional to 1,694,843.59, 2,542,269.48 and 415,456.78 is: 623,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,843.59 : 2,542,269.48 = 415,456.78 : x
  2. Step 2: Convert to fraction form
    1,694,843.59/2,542,269.48 = 415,456.78/x
  3. Step 3: Cross multiply
    1,694,843.59x = 2,542,269.48 × 415,456.78
  4. Step 4: Simplify right side
    1,694,843.59x = 1,056,203,092,053.07
  5. Step 5: Solve for x
    x = 1,056,203,092,053.07/1,694,843.59
  6. Step 6: Final answer
    x = 623,186.17

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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.