Home / 3,456,751.58-4,769,604.99-1,986,376.11

Finding the Fourth Proportional to 3,456,751.58, 4,769,604.99 and 1,986,376.11

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Solution

The fourth proportional to 3,456,751.58, 4,769,604.99 and 1,986,376.11 is: 2,740,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,751.58 : 4,769,604.99 = 1,986,376.11 : x
  2. Step 2: Convert to fraction form
    3,456,751.58/4,769,604.99 = 1,986,376.11/x
  3. Step 3: Cross multiply
    3,456,751.58x = 4,769,604.99 × 1,986,376.11
  4. Step 4: Simplify right side
    3,456,751.58x = 9,474,229,406,272.79
  5. Step 5: Solve for x
    x = 9,474,229,406,272.79/3,456,751.58
  6. Step 6: Final answer
    x = 2,740,789.79

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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.