Home / 1,699,331.69-2,548,997.56-634,456.78

Finding the Fourth Proportional to 1,699,331.69, 2,548,997.56 and 634,456.78

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Solution

The fourth proportional to 1,699,331.69, 2,548,997.56 and 634,456.78 is: 951,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,331.69 : 2,548,997.56 = 634,456.78 : x
  2. Step 2: Convert to fraction form
    1,699,331.69/2,548,997.56 = 634,456.78/x
  3. Step 3: Cross multiply
    1,699,331.69x = 2,548,997.56 × 634,456.78
  4. Step 4: Simplify right side
    1,699,331.69x = 1,617,228,789,335.33
  5. Step 5: Solve for x
    x = 1,617,228,789,335.33/1,699,331.69
  6. Step 6: Final answer
    x = 951,685.18

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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.