Home / 2,158,383.43-2,978,490.97-1,191,492.91

Finding the Fourth Proportional to 2,158,383.43, 2,978,490.97 and 1,191,492.91

Calculator

Solution

The fourth proportional to 2,158,383.43, 2,978,490.97 and 1,191,492.91 is: 1,644,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,383.43 : 2,978,490.97 = 1,191,492.91 : x
  2. Step 2: Convert to fraction form
    2,158,383.43/2,978,490.97 = 1,191,492.91/x
  3. Step 3: Cross multiply
    2,158,383.43x = 2,978,490.97 × 1,191,492.91
  4. Step 4: Simplify right side
    2,158,383.43x = 3,548,850,873,254.02
  5. Step 5: Solve for x
    x = 3,548,850,873,254.02/2,158,383.43
  6. Step 6: Final answer
    x = 1,644,217.07

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.