Home / 2,815,824.39-4,187,513.93-2,726,142.81

Finding the Fourth Proportional to 2,815,824.39, 4,187,513.93 and 2,726,142.81

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Solution

The fourth proportional to 2,815,824.39, 4,187,513.93 and 2,726,142.81 is: 4,054,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,824.39 : 4,187,513.93 = 2,726,142.81 : x
  2. Step 2: Convert to fraction form
    2,815,824.39/4,187,513.93 = 2,726,142.81/x
  3. Step 3: Cross multiply
    2,815,824.39x = 4,187,513.93 × 2,726,142.81
  4. Step 4: Simplify right side
    2,815,824.39x = 11,415,760,978,413.63
  5. Step 5: Solve for x
    x = 11,415,760,978,413.63/2,815,824.39
  6. Step 6: Final answer
    x = 4,054,145.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.