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Finding the Fourth Proportional to 1,169,318.93, 1,743,169.58 and 1,150,892.30

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Solution

The fourth proportional to 1,169,318.93, 1,743,169.58 and 1,150,892.30 is: 1,715,699.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,318.93 : 1,743,169.58 = 1,150,892.30 : x
  2. Step 2: Convert to fraction form
    1,169,318.93/1,743,169.58 = 1,150,892.30/x
  3. Step 3: Cross multiply
    1,169,318.93x = 1,743,169.58 × 1,150,892.30
  4. Step 4: Simplify right side
    1,169,318.93x = 2,006,200,432,745.92
  5. Step 5: Solve for x
    x = 2,006,200,432,745.92/1,169,318.93
  6. Step 6: Final answer
    x = 1,715,699.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.