Home / 858,505-1,866,478

Finding the Third Proportional to 858,505 and 1,866,478

Calculator

Solution

The third proportional to 858,505 and 1,866,478 is: 4,057,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,505 : 1,866,478 = 1,866,478 : x
  2. Step 2: Convert to fraction form
    858,505/1,866,478 = 1,866,478/x
  3. Step 3: Cross multiply
    858,505x = 1,866,478 × 1,866,478
  4. Step 4: Simplify right side
    858,505x = 3,483,740,124,484
  5. Step 5: Solve for x
    x = 3,483,740,124,484/858,505
  6. Step 6: Final answer
    x = 4,057,914.78

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.