Home / 2,889,591.12-3,987,665.64-1,743,450

Finding the Fourth Proportional to 2,889,591.12, 3,987,665.64 and 1,743,450

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Solution

The fourth proportional to 2,889,591.12, 3,987,665.64 and 1,743,450 is: 2,405,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,591.12 : 3,987,665.64 = 1,743,450 : x
  2. Step 2: Convert to fraction form
    2,889,591.12/3,987,665.64 = 1,743,450/x
  3. Step 3: Cross multiply
    2,889,591.12x = 3,987,665.64 × 1,743,450
  4. Step 4: Simplify right side
    2,889,591.12x = 6,952,295,660,058
  5. Step 5: Solve for x
    x = 6,952,295,660,058/2,889,591.12
  6. Step 6: Final answer
    x = 2,405,979.04

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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.