Home / 2,627,272.10-3,942,660.94-921,413.93

Finding the Fourth Proportional to 2,627,272.10, 3,942,660.94 and 921,413.93

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Solution

The fourth proportional to 2,627,272.10, 3,942,660.94 and 921,413.93 is: 1,382,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,272.10 : 3,942,660.94 = 921,413.93 : x
  2. Step 2: Convert to fraction form
    2,627,272.10/3,942,660.94 = 921,413.93/x
  3. Step 3: Cross multiply
    2,627,272.10x = 3,942,660.94 × 921,413.93
  4. Step 4: Simplify right side
    2,627,272.10x = 3,632,822,689,366.06
  5. Step 5: Solve for x
    x = 3,632,822,689,366.06/2,627,272.10
  6. Step 6: Final answer
    x = 1,382,735.61

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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.