Home / 2,277,991.16-3,143,633.44-1,245,565.64

Finding the Fourth Proportional to 2,277,991.16, 3,143,633.44 and 1,245,565.64

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Solution

The fourth proportional to 2,277,991.16, 3,143,633.44 and 1,245,565.64 is: 1,718,883.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,991.16 : 3,143,633.44 = 1,245,565.64 : x
  2. Step 2: Convert to fraction form
    2,277,991.16/3,143,633.44 = 1,245,565.64/x
  3. Step 3: Cross multiply
    2,277,991.16x = 3,143,633.44 × 1,245,565.64
  4. Step 4: Simplify right side
    2,277,991.16x = 3,915,601,800,279.03
  5. Step 5: Solve for x
    x = 3,915,601,800,279.03/2,277,991.16
  6. Step 6: Final answer
    x = 1,718,883.67

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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.