Home / 1,022,778.10-1,533,921.11-312,812.29

Finding the Fourth Proportional to 1,022,778.10, 1,533,921.11 and 312,812.29

Calculator

Solution

The fourth proportional to 1,022,778.10, 1,533,921.11 and 312,812.29 is: 469,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,778.10 : 1,533,921.11 = 312,812.29 : x
  2. Step 2: Convert to fraction form
    1,022,778.10/1,533,921.11 = 312,812.29/x
  3. Step 3: Cross multiply
    1,022,778.10x = 1,533,921.11 × 312,812.29
  4. Step 4: Simplify right side
    1,022,778.10x = 479,829,375,098.44
  5. Step 5: Solve for x
    x = 479,829,375,098.44/1,022,778.10
  6. Step 6: Final answer
    x = 469,143.18

Related Problems

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.