Home / 1,161,821.16-1,743,413.88-487,850.64

Finding the Fourth Proportional to 1,161,821.16, 1,743,413.88 and 487,850.64

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Solution

The fourth proportional to 1,161,821.16, 1,743,413.88 and 487,850.64 is: 732,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,821.16 : 1,743,413.88 = 487,850.64 : x
  2. Step 2: Convert to fraction form
    1,161,821.16/1,743,413.88 = 487,850.64/x
  3. Step 3: Cross multiply
    1,161,821.16x = 1,743,413.88 × 487,850.64
  4. Step 4: Simplify right side
    1,161,821.16x = 850,525,577,142.88
  5. Step 5: Solve for x
    x = 850,525,577,142.88/1,161,821.16
  6. Step 6: Final answer
    x = 732,062.39

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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.