Home / 2,190,604.45-3,286,217.64-674,413.39

Finding the Fourth Proportional to 2,190,604.45, 3,286,217.64 and 674,413.39

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Solution

The fourth proportional to 2,190,604.45, 3,286,217.64 and 674,413.39 is: 1,011,715.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,604.45 : 3,286,217.64 = 674,413.39 : x
  2. Step 2: Convert to fraction form
    2,190,604.45/3,286,217.64 = 674,413.39/x
  3. Step 3: Cross multiply
    2,190,604.45x = 3,286,217.64 × 674,413.39
  4. Step 4: Simplify right side
    2,190,604.45x = 2,216,269,181,713.45
  5. Step 5: Solve for x
    x = 2,216,269,181,713.45/2,190,604.45
  6. Step 6: Final answer
    x = 1,011,715.82

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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.