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Finding the Fourth Proportional to 3,229,981.61, 4,844,990.73 and 833,662.41

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Solution

The fourth proportional to 3,229,981.61, 4,844,990.73 and 833,662.41 is: 1,250,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,981.61 : 4,844,990.73 = 833,662.41 : x
  2. Step 2: Convert to fraction form
    3,229,981.61/4,844,990.73 = 833,662.41/x
  3. Step 3: Cross multiply
    3,229,981.61x = 4,844,990.73 × 833,662.41
  4. Step 4: Simplify right side
    3,229,981.61x = 4,039,086,648,399.46
  5. Step 5: Solve for x
    x = 4,039,086,648,399.46/3,229,981.61
  6. Step 6: Final answer
    x = 1,250,498.34

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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.