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Finding the Fourth Proportional to 3,293,915.27, 4,933,676.98 and 1,368,990.31

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Solution

The fourth proportional to 3,293,915.27, 4,933,676.98 and 1,368,990.31 is: 2,050,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293,915.27 : 4,933,676.98 = 1,368,990.31 : x
  2. Step 2: Convert to fraction form
    3,293,915.27/4,933,676.98 = 1,368,990.31/x
  3. Step 3: Cross multiply
    3,293,915.27x = 4,933,676.98 × 1,368,990.31
  4. Step 4: Simplify right side
    3,293,915.27x = 6,754,155,978,290.07
  5. Step 5: Solve for x
    x = 6,754,155,978,290.07/3,293,915.27
  6. Step 6: Final answer
    x = 2,050,494.75

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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.