Home / 1,338,413.56-2,007,194.56-439,646.78

Finding the Fourth Proportional to 1,338,413.56, 2,007,194.56 and 439,646.78

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Solution

The fourth proportional to 1,338,413.56, 2,007,194.56 and 439,646.78 is: 659,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,413.56 : 2,007,194.56 = 439,646.78 : x
  2. Step 2: Convert to fraction form
    1,338,413.56/2,007,194.56 = 439,646.78/x
  3. Step 3: Cross multiply
    1,338,413.56x = 2,007,194.56 × 439,646.78
  4. Step 4: Simplify right side
    1,338,413.56x = 882,456,625,137.52
  5. Step 5: Solve for x
    x = 882,456,625,137.52/1,338,413.56
  6. Step 6: Final answer
    x = 659,330.31

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