Home / 3,385,670.31-5,079,930.03-2,107,346.94

Finding the Fourth Proportional to 3,385,670.31, 5,079,930.03 and 2,107,346.94

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Solution

The fourth proportional to 3,385,670.31, 5,079,930.03 and 2,107,346.94 is: 3,161,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,670.31 : 5,079,930.03 = 2,107,346.94 : x
  2. Step 2: Convert to fraction form
    3,385,670.31/5,079,930.03 = 2,107,346.94/x
  3. Step 3: Cross multiply
    3,385,670.31x = 5,079,930.03 × 2,107,346.94
  4. Step 4: Simplify right side
    3,385,670.31x = 10,705,175,004,134.61
  5. Step 5: Solve for x
    x = 10,705,175,004,134.61/3,385,670.31
  6. Step 6: Final answer
    x = 3,161,907.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.