Home / 3,471,310.79-4,791,205.70-2,309,805.11

Finding the Fourth Proportional to 3,471,310.79, 4,791,205.70 and 2,309,805.11

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Solution

The fourth proportional to 3,471,310.79, 4,791,205.70 and 2,309,805.11 is: 3,188,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471,310.79 : 4,791,205.70 = 2,309,805.11 : x
  2. Step 2: Convert to fraction form
    3,471,310.79/4,791,205.70 = 2,309,805.11/x
  3. Step 3: Cross multiply
    3,471,310.79x = 4,791,205.70 × 2,309,805.11
  4. Step 4: Simplify right side
    3,471,310.79x = 11,066,751,418,011.88
  5. Step 5: Solve for x
    x = 11,066,751,418,011.88/3,471,310.79
  6. Step 6: Final answer
    x = 3,188,061.25

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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.