Home / 3,475,991.38-4,797,163.34-1,948,393.74

Finding the Fourth Proportional to 3,475,991.38, 4,797,163.34 and 1,948,393.74

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Solution

The fourth proportional to 3,475,991.38, 4,797,163.34 and 1,948,393.74 is: 2,688,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475,991.38 : 4,797,163.34 = 1,948,393.74 : x
  2. Step 2: Convert to fraction form
    3,475,991.38/4,797,163.34 = 1,948,393.74/x
  3. Step 3: Cross multiply
    3,475,991.38x = 4,797,163.34 × 1,948,393.74
  4. Step 4: Simplify right side
    3,475,991.38x = 9,346,763,021,413.49
  5. Step 5: Solve for x
    x = 9,346,763,021,413.49/3,475,991.38
  6. Step 6: Final answer
    x = 2,688,948.85

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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.