Home / 3,921,747.37-5,411,171.87-2,289,413.95

Finding the Fourth Proportional to 3,921,747.37, 5,411,171.87 and 2,289,413.95

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Solution

The fourth proportional to 3,921,747.37, 5,411,171.87 and 2,289,413.95 is: 3,158,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,747.37 : 5,411,171.87 = 2,289,413.95 : x
  2. Step 2: Convert to fraction form
    3,921,747.37/5,411,171.87 = 2,289,413.95/x
  3. Step 3: Cross multiply
    3,921,747.37x = 5,411,171.87 × 2,289,413.95
  4. Step 4: Simplify right side
    3,921,747.37x = 12,388,412,348,635.89
  5. Step 5: Solve for x
    x = 12,388,412,348,635.89/3,921,747.37
  6. Step 6: Final answer
    x = 3,158,901.17

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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.