Home / 1,413,988.88-1,951,288.25-769,397.97

Finding the Fourth Proportional to 1,413,988.88, 1,951,288.25 and 769,397.97

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Solution

The fourth proportional to 1,413,988.88, 1,951,288.25 and 769,397.97 is: 1,061,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,988.88 : 1,951,288.25 = 769,397.97 : x
  2. Step 2: Convert to fraction form
    1,413,988.88/1,951,288.25 = 769,397.97/x
  3. Step 3: Cross multiply
    1,413,988.88x = 1,951,288.25 × 769,397.97
  4. Step 4: Simplify right side
    1,413,988.88x = 1,501,317,214,587.86
  5. Step 5: Solve for x
    x = 1,501,317,214,587.86/1,413,988.88
  6. Step 6: Final answer
    x = 1,061,760.27

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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.