Home / 1,055,371.07-1,456,413.32-571,936.21

Finding the Fourth Proportional to 1,055,371.07, 1,456,413.32 and 571,936.21

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Solution

The fourth proportional to 1,055,371.07, 1,456,413.32 and 571,936.21 is: 789,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,371.07 : 1,456,413.32 = 571,936.21 : x
  2. Step 2: Convert to fraction form
    1,055,371.07/1,456,413.32 = 571,936.21/x
  3. Step 3: Cross multiply
    1,055,371.07x = 1,456,413.32 × 571,936.21
  4. Step 4: Simplify right side
    1,055,371.07x = 832,975,514,434.32
  5. Step 5: Solve for x
    x = 832,975,514,434.32/1,055,371.07
  6. Step 6: Final answer
    x = 789,272.64

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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.