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Finding the Fourth Proportional to 3,600,833.94, 4,968,991.98 and 2,052,431.46

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Solution

The fourth proportional to 3,600,833.94, 4,968,991.98 and 2,052,431.46 is: 2,832,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600,833.94 : 4,968,991.98 = 2,052,431.46 : x
  2. Step 2: Convert to fraction form
    3,600,833.94/4,968,991.98 = 2,052,431.46/x
  3. Step 3: Cross multiply
    3,600,833.94x = 4,968,991.98 × 2,052,431.46
  4. Step 4: Simplify right side
    3,600,833.94x = 10,198,515,464,239.69
  5. Step 5: Solve for x
    x = 10,198,515,464,239.69/3,600,833.94
  6. Step 6: Final answer
    x = 2,832,264.87

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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.