Home / 3,954,413.55-5,456,833.05-2,211,780.98

Finding the Fourth Proportional to 3,954,413.55, 5,456,833.05 and 2,211,780.98

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Solution

The fourth proportional to 3,954,413.55, 5,456,833.05 and 2,211,780.98 is: 3,052,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,413.55 : 5,456,833.05 = 2,211,780.98 : x
  2. Step 2: Convert to fraction form
    3,954,413.55/5,456,833.05 = 2,211,780.98/x
  3. Step 3: Cross multiply
    3,954,413.55x = 5,456,833.05 × 2,211,780.98
  4. Step 4: Simplify right side
    3,954,413.55x = 12,069,319,523,741.22
  5. Step 5: Solve for x
    x = 12,069,319,523,741.22/3,954,413.55
  6. Step 6: Final answer
    x = 3,052,113.64

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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.