Home / 4,116,640.64-5,680,879.16-2,281,082.81

Finding the Fourth Proportional to 4,116,640.64, 5,680,879.16 and 2,281,082.81

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Solution

The fourth proportional to 4,116,640.64, 5,680,879.16 and 2,281,082.81 is: 3,147,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116,640.64 : 5,680,879.16 = 2,281,082.81 : x
  2. Step 2: Convert to fraction form
    4,116,640.64/5,680,879.16 = 2,281,082.81/x
  3. Step 3: Cross multiply
    4,116,640.64x = 5,680,879.16 × 2,281,082.81
  4. Step 4: Simplify right side
    4,116,640.64x = 12,958,555,757,753.43
  5. Step 5: Solve for x
    x = 12,958,555,757,753.43/4,116,640.64
  6. Step 6: Final answer
    x = 3,147,847.21

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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.