Home / 4,147,403.88-5,722,852.36-2,311,644.28

Finding the Fourth Proportional to 4,147,403.88, 5,722,852.36 and 2,311,644.28

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Solution

The fourth proportional to 4,147,403.88, 5,722,852.36 and 2,311,644.28 is: 3,189,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,403.88 : 5,722,852.36 = 2,311,644.28 : x
  2. Step 2: Convert to fraction form
    4,147,403.88/5,722,852.36 = 2,311,644.28/x
  3. Step 3: Cross multiply
    4,147,403.88x = 5,722,852.36 × 2,311,644.28
  4. Step 4: Simplify right side
    4,147,403.88x = 13,229,198,923,278.50
  5. Step 5: Solve for x
    x = 13,229,198,923,278.50/4,147,403.88
  6. Step 6: Final answer
    x = 3,189,754.19

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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.