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Finding the Fourth Proportional to 3,291,709.08, 4,936,552.78 and 1,161,294.96

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Solution

The fourth proportional to 3,291,709.08, 4,936,552.78 and 1,161,294.96 is: 1,741,585.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,709.08 : 4,936,552.78 = 1,161,294.96 : x
  2. Step 2: Convert to fraction form
    3,291,709.08/4,936,552.78 = 1,161,294.96/x
  3. Step 3: Cross multiply
    3,291,709.08x = 4,936,552.78 × 1,161,294.96
  4. Step 4: Simplify right side
    3,291,709.08x = 5,732,793,863,187.99
  5. Step 5: Solve for x
    x = 5,732,793,863,187.99/3,291,709.08
  6. Step 6: Final answer
    x = 1,741,585.82

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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.