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Finding the Fourth Proportional to 2,747,063.04, 4,121,778.56 and 1,485,778.56

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Solution

The fourth proportional to 2,747,063.04, 4,121,778.56 and 1,485,778.56 is: 2,229,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,063.04 : 4,121,778.56 = 1,485,778.56 : x
  2. Step 2: Convert to fraction form
    2,747,063.04/4,121,778.56 = 1,485,778.56/x
  3. Step 3: Cross multiply
    2,747,063.04x = 4,121,778.56 × 1,485,778.56
  4. Step 4: Simplify right side
    2,747,063.04x = 6,124,050,213,515.67
  5. Step 5: Solve for x
    x = 6,124,050,213,515.67/2,747,063.04
  6. Step 6: Final answer
    x = 2,229,308.22

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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.