Home / 3,609,991.49-4,981,843.38-1,978,385.61

Finding the Fourth Proportional to 3,609,991.49, 4,981,843.38 and 1,978,385.61

Calculator

Solution

The fourth proportional to 3,609,991.49, 4,981,843.38 and 1,978,385.61 is: 2,730,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,991.49 : 4,981,843.38 = 1,978,385.61 : x
  2. Step 2: Convert to fraction form
    3,609,991.49/4,981,843.38 = 1,978,385.61/x
  3. Step 3: Cross multiply
    3,609,991.49x = 4,981,843.38 × 1,978,385.61
  4. Step 4: Simplify right side
    3,609,991.49x = 9,856,007,254,265.76
  5. Step 5: Solve for x
    x = 9,856,007,254,265.76/3,609,991.49
  6. Step 6: Final answer
    x = 2,730,202.36

Related Problems

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.