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Finding the Fourth Proportional to 3,278,504.98, 4,918,632.99 and 1,034,685.46

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Solution

The fourth proportional to 3,278,504.98, 4,918,632.99 and 1,034,685.46 is: 1,552,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,504.98 : 4,918,632.99 = 1,034,685.46 : x
  2. Step 2: Convert to fraction form
    3,278,504.98/4,918,632.99 = 1,034,685.46/x
  3. Step 3: Cross multiply
    3,278,504.98x = 4,918,632.99 × 1,034,685.46
  4. Step 4: Simplify right side
    3,278,504.98x = 5,089,238,037,829.33
  5. Step 5: Solve for x
    x = 5,089,238,037,829.33/3,278,504.98
  6. Step 6: Final answer
    x = 1,552,304.50

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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.