Home / 2,823,657.82-3,896,242.10-1,661,413.12

Finding the Fourth Proportional to 2,823,657.82, 3,896,242.10 and 1,661,413.12

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Solution

The fourth proportional to 2,823,657.82, 3,896,242.10 and 1,661,413.12 is: 2,292,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823,657.82 : 3,896,242.10 = 1,661,413.12 : x
  2. Step 2: Convert to fraction form
    2,823,657.82/3,896,242.10 = 1,661,413.12/x
  3. Step 3: Cross multiply
    2,823,657.82x = 3,896,242.10 × 1,661,413.12
  4. Step 4: Simplify right side
    2,823,657.82x = 6,473,267,763,080.79
  5. Step 5: Solve for x
    x = 6,473,267,763,080.79/2,823,657.82
  6. Step 6: Final answer
    x = 2,292,511.40

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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.