Home / 2,399,617.96-3,311,472.53-1,311,889.25

Finding the Fourth Proportional to 2,399,617.96, 3,311,472.53 and 1,311,889.25

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Solution

The fourth proportional to 2,399,617.96, 3,311,472.53 and 1,311,889.25 is: 1,810,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399,617.96 : 3,311,472.53 = 1,311,889.25 : x
  2. Step 2: Convert to fraction form
    2,399,617.96/3,311,472.53 = 1,311,889.25/x
  3. Step 3: Cross multiply
    2,399,617.96x = 3,311,472.53 × 1,311,889.25
  4. Step 4: Simplify right side
    2,399,617.96x = 4,344,285,216,362.55
  5. Step 5: Solve for x
    x = 4,344,285,216,362.55/2,399,617.96
  6. Step 6: Final answer
    x = 1,810,407.03

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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.