Home / 3,468,662.38-4,783,573.56-2,978,465.16

Finding the Fourth Proportional to 3,468,662.38, 4,783,573.56 and 2,978,465.16

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Solution

The fourth proportional to 3,468,662.38, 4,783,573.56 and 2,978,465.16 is: 4,107,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,662.38 : 4,783,573.56 = 2,978,465.16 : x
  2. Step 2: Convert to fraction form
    3,468,662.38/4,783,573.56 = 2,978,465.16/x
  3. Step 3: Cross multiply
    3,468,662.38x = 4,783,573.56 × 2,978,465.16
  4. Step 4: Simplify right side
    3,468,662.38x = 14,247,707,188,757.17
  5. Step 5: Solve for x
    x = 14,247,707,188,757.17/3,468,662.38
  6. Step 6: Final answer
    x = 4,107,550.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.