Home / 3,892,413.69-5,324,849.51-3,876,019.14

Finding the Fourth Proportional to 3,892,413.69, 5,324,849.51 and 3,876,019.14

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Solution

The fourth proportional to 3,892,413.69, 5,324,849.51 and 3,876,019.14 is: 5,302,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,413.69 : 5,324,849.51 = 3,876,019.14 : x
  2. Step 2: Convert to fraction form
    3,892,413.69/5,324,849.51 = 3,876,019.14/x
  3. Step 3: Cross multiply
    3,892,413.69x = 5,324,849.51 × 3,876,019.14
  4. Step 4: Simplify right side
    3,892,413.69x = 20,639,218,598,999.53
  5. Step 5: Solve for x
    x = 20,639,218,598,999.53/3,892,413.69
  6. Step 6: Final answer
    x = 5,302,421.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.