Home / 3,899,884.11-5,383,192.80-2,680,227.01

Finding the Fourth Proportional to 3,899,884.11, 5,383,192.80 and 2,680,227.01

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Solution

The fourth proportional to 3,899,884.11, 5,383,192.80 and 2,680,227.01 is: 3,699,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,884.11 : 5,383,192.80 = 2,680,227.01 : x
  2. Step 2: Convert to fraction form
    3,899,884.11/5,383,192.80 = 2,680,227.01/x
  3. Step 3: Cross multiply
    3,899,884.11x = 5,383,192.80 × 2,680,227.01
  4. Step 4: Simplify right side
    3,899,884.11x = 14,428,178,742,597.53
  5. Step 5: Solve for x
    x = 14,428,178,742,597.53/3,899,884.11
  6. Step 6: Final answer
    x = 3,699,642.95

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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.