Home / 2,640,054.46-3,959,447.46-1,218,745.03

Finding the Fourth Proportional to 2,640,054.46, 3,959,447.46 and 1,218,745.03

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Solution

The fourth proportional to 2,640,054.46, 3,959,447.46 and 1,218,745.03 is: 1,827,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,054.46 : 3,959,447.46 = 1,218,745.03 : x
  2. Step 2: Convert to fraction form
    2,640,054.46/3,959,447.46 = 1,218,745.03/x
  3. Step 3: Cross multiply
    2,640,054.46x = 3,959,447.46 × 1,218,745.03
  4. Step 4: Simplify right side
    2,640,054.46x = 4,825,556,913,421.12
  5. Step 5: Solve for x
    x = 4,825,556,913,421.12/2,640,054.46
  6. Step 6: Final answer
    x = 1,827,824.76

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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.