Home / 3,213,413.78-4,434,510.65-1,836,786.92

Finding the Fourth Proportional to 3,213,413.78, 4,434,510.65 and 1,836,786.92

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Solution

The fourth proportional to 3,213,413.78, 4,434,510.65 and 1,836,786.92 is: 2,534,765.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,413.78 : 4,434,510.65 = 1,836,786.92 : x
  2. Step 2: Convert to fraction form
    3,213,413.78/4,434,510.65 = 1,836,786.92/x
  3. Step 3: Cross multiply
    3,213,413.78x = 4,434,510.65 × 1,836,786.92
  4. Step 4: Simplify right side
    3,213,413.78x = 8,145,251,127,164.21
  5. Step 5: Solve for x
    x = 8,145,251,127,164.21/3,213,413.78
  6. Step 6: Final answer
    x = 2,534,765.73

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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.