Home / 1,231,201.88-1,846,908.10-432,413.88

Finding the Fourth Proportional to 1,231,201.88, 1,846,908.10 and 432,413.88

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Solution

The fourth proportional to 1,231,201.88, 1,846,908.10 and 432,413.88 is: 648,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,201.88 : 1,846,908.10 = 432,413.88 : x
  2. Step 2: Convert to fraction form
    1,231,201.88/1,846,908.10 = 432,413.88/x
  3. Step 3: Cross multiply
    1,231,201.88x = 1,846,908.10 × 432,413.88
  4. Step 4: Simplify right side
    1,231,201.88x = 798,628,697,524.43
  5. Step 5: Solve for x
    x = 798,628,697,524.43/1,231,201.88
  6. Step 6: Final answer
    x = 648,657.80

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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.