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Finding the Fourth Proportional to 4,932,672.94, 7,396,850.42 and 2,626,680.32

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Solution

The fourth proportional to 4,932,672.94, 7,396,850.42 and 2,626,680.32 is: 3,938,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932,672.94 : 7,396,850.42 = 2,626,680.32 : x
  2. Step 2: Convert to fraction form
    4,932,672.94/7,396,850.42 = 2,626,680.32/x
  3. Step 3: Cross multiply
    4,932,672.94x = 7,396,850.42 × 2,626,680.32
  4. Step 4: Simplify right side
    4,932,672.94x = 19,429,161,397,780.18
  5. Step 5: Solve for x
    x = 19,429,161,397,780.18/4,932,672.94
  6. Step 6: Final answer
    x = 3,938,870.80

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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.