Home / 1,042,588.14-1,557,413.54-756,003.66

Finding the Fourth Proportional to 1,042,588.14, 1,557,413.54 and 756,003.66

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Solution

The fourth proportional to 1,042,588.14, 1,557,413.54 and 756,003.66 is: 1,129,314.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,588.14 : 1,557,413.54 = 756,003.66 : x
  2. Step 2: Convert to fraction form
    1,042,588.14/1,557,413.54 = 756,003.66/x
  3. Step 3: Cross multiply
    1,042,588.14x = 1,557,413.54 × 756,003.66
  4. Step 4: Simplify right side
    1,042,588.14x = 1,177,410,332,593.54
  5. Step 5: Solve for x
    x = 1,177,410,332,593.54/1,042,588.14
  6. Step 6: Final answer
    x = 1,129,314.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.