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Finding the Fourth Proportional to 5,893,991.92, 8,840,990.31 and 2,651,743.77

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Solution

The fourth proportional to 5,893,991.92, 8,840,990.31 and 2,651,743.77 is: 3,977,616.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,893,991.92 : 8,840,990.31 = 2,651,743.77 : x
  2. Step 2: Convert to fraction form
    5,893,991.92/8,840,990.31 = 2,651,743.77/x
  3. Step 3: Cross multiply
    5,893,991.92x = 8,840,990.31 × 2,651,743.77
  4. Step 4: Simplify right side
    5,893,991.92x = 23,444,040,975,172.87
  5. Step 5: Solve for x
    x = 23,444,040,975,172.87/5,893,991.92
  6. Step 6: Final answer
    x = 3,977,616.75

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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.