Home / 3,319,145.87-4,979,604.76-1,189,445.27

Finding the Fourth Proportional to 3,319,145.87, 4,979,604.76 and 1,189,445.27

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Solution

The fourth proportional to 3,319,145.87, 4,979,604.76 and 1,189,445.27 is: 1,784,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,145.87 : 4,979,604.76 = 1,189,445.27 : x
  2. Step 2: Convert to fraction form
    3,319,145.87/4,979,604.76 = 1,189,445.27/x
  3. Step 3: Cross multiply
    3,319,145.87x = 4,979,604.76 × 1,189,445.27
  4. Step 4: Simplify right side
    3,319,145.87x = 5,922,967,328,251.49
  5. Step 5: Solve for x
    x = 5,922,967,328,251.49/3,319,145.87
  6. Step 6: Final answer
    x = 1,784,485.39

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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.