Home / 1,241,961.07-1,713,654.78-725,615.15

Finding the Fourth Proportional to 1,241,961.07, 1,713,654.78 and 725,615.15

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Solution

The fourth proportional to 1,241,961.07, 1,713,654.78 and 725,615.15 is: 1,001,201.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,961.07 : 1,713,654.78 = 725,615.15 : x
  2. Step 2: Convert to fraction form
    1,241,961.07/1,713,654.78 = 725,615.15/x
  3. Step 3: Cross multiply
    1,241,961.07x = 1,713,654.78 × 725,615.15
  4. Step 4: Simplify right side
    1,241,961.07x = 1,243,453,870,237.92
  5. Step 5: Solve for x
    x = 1,243,453,870,237.92/1,241,961.07
  6. Step 6: Final answer
    x = 1,001,201.97

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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.