Home / 3,850,457.78-5,311,963.35-2,321,715.62

Finding the Fourth Proportional to 3,850,457.78, 5,311,963.35 and 2,321,715.62

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Solution

The fourth proportional to 3,850,457.78, 5,311,963.35 and 2,321,715.62 is: 3,202,961.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,457.78 : 5,311,963.35 = 2,321,715.62 : x
  2. Step 2: Convert to fraction form
    3,850,457.78/5,311,963.35 = 2,321,715.62/x
  3. Step 3: Cross multiply
    3,850,457.78x = 5,311,963.35 × 2,321,715.62
  4. Step 4: Simplify right side
    3,850,457.78x = 12,332,868,256,002.71
  5. Step 5: Solve for x
    x = 12,332,868,256,002.71/3,850,457.78
  6. Step 6: Final answer
    x = 3,202,961.56

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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.