Home / 3,275,200.23-4,912,122.78-878,474.64

Finding the Fourth Proportional to 3,275,200.23, 4,912,122.78 and 878,474.64

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Solution

The fourth proportional to 3,275,200.23, 4,912,122.78 and 878,474.64 is: 1,317,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,200.23 : 4,912,122.78 = 878,474.64 : x
  2. Step 2: Convert to fraction form
    3,275,200.23/4,912,122.78 = 878,474.64/x
  3. Step 3: Cross multiply
    3,275,200.23x = 4,912,122.78 × 878,474.64
  4. Step 4: Simplify right side
    3,275,200.23x = 4,315,175,290,796.30
  5. Step 5: Solve for x
    x = 4,315,175,290,796.30/3,275,200.23
  6. Step 6: Final answer
    x = 1,317,530.22

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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.