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Finding the Fourth Proportional to 5,863,608.80, 8,795,413.20 and 2,077,474.40

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Solution

The fourth proportional to 5,863,608.80, 8,795,413.20 and 2,077,474.40 is: 3,116,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863,608.80 : 8,795,413.20 = 2,077,474.40 : x
  2. Step 2: Convert to fraction form
    5,863,608.80/8,795,413.20 = 2,077,474.40/x
  3. Step 3: Cross multiply
    5,863,608.80x = 8,795,413.20 × 2,077,474.40
  4. Step 4: Simplify right side
    5,863,608.80x = 18,272,245,760,422.08
  5. Step 5: Solve for x
    x = 18,272,245,760,422.08/5,863,608.80
  6. Step 6: Final answer
    x = 3,116,211.60

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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.