Home / 3,849,413.40-5,313,374.28-2,218,910.58

Finding the Fourth Proportional to 3,849,413.40, 5,313,374.28 and 2,218,910.58

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Solution

The fourth proportional to 3,849,413.40, 5,313,374.28 and 2,218,910.58 is: 3,062,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,413.40 : 5,313,374.28 = 2,218,910.58 : x
  2. Step 2: Convert to fraction form
    3,849,413.40/5,313,374.28 = 2,218,910.58/x
  3. Step 3: Cross multiply
    3,849,413.40x = 5,313,374.28 × 2,218,910.58
  4. Step 4: Simplify right side
    3,849,413.40x = 11,789,902,405,391.88
  5. Step 5: Solve for x
    x = 11,789,902,405,391.88/3,849,413.40
  6. Step 6: Final answer
    x = 3,062,778.97

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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.