Home / 3,319,147.27-4,979,606.88-1,189,446.67

Finding the Fourth Proportional to 3,319,147.27, 4,979,606.88 and 1,189,446.67

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Solution

The fourth proportional to 3,319,147.27, 4,979,606.88 and 1,189,446.67 is: 1,784,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,147.27 : 4,979,606.88 = 1,189,446.67 : x
  2. Step 2: Convert to fraction form
    3,319,147.27/4,979,606.88 = 1,189,446.67/x
  3. Step 3: Cross multiply
    3,319,147.27x = 4,979,606.88 × 1,189,446.67
  4. Step 4: Simplify right side
    3,319,147.27x = 5,922,976,832,010.02
  5. Step 5: Solve for x
    x = 5,922,976,832,010.02/3,319,147.27
  6. Step 6: Final answer
    x = 1,784,487.50

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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.