Home / 1,196,380.72-1,651,260.90-687,363.76

Finding the Fourth Proportional to 1,196,380.72, 1,651,260.90 and 687,363.76

Calculator

Solution

The fourth proportional to 1,196,380.72, 1,651,260.90 and 687,363.76 is: 948,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,380.72 : 1,651,260.90 = 687,363.76 : x
  2. Step 2: Convert to fraction form
    1,196,380.72/1,651,260.90 = 687,363.76/x
  3. Step 3: Cross multiply
    1,196,380.72x = 1,651,260.90 × 687,363.76
  4. Step 4: Simplify right side
    1,196,380.72x = 1,135,016,900,964.98
  5. Step 5: Solve for x
    x = 1,135,016,900,964.98/1,196,380.72
  6. Step 6: Final answer
    x = 948,708.79

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.