Home / 2,540,208.80-3,505,360.05-1,507,761.61

Finding the Fourth Proportional to 2,540,208.80, 3,505,360.05 and 1,507,761.61

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Solution

The fourth proportional to 2,540,208.80, 3,505,360.05 and 1,507,761.61 is: 2,080,634.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,208.80 : 3,505,360.05 = 1,507,761.61 : x
  2. Step 2: Convert to fraction form
    2,540,208.80/3,505,360.05 = 1,507,761.61/x
  3. Step 3: Cross multiply
    2,540,208.80x = 3,505,360.05 × 1,507,761.61
  4. Step 4: Simplify right side
    2,540,208.80x = 5,285,247,303,854.28
  5. Step 5: Solve for x
    x = 5,285,247,303,854.28/2,540,208.80
  6. Step 6: Final answer
    x = 2,080,634.99

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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.