Home / 800,242-1,422,855

Finding the Third Proportional to 800,242 and 1,422,855

Calculator

Solution

The third proportional to 800,242 and 1,422,855 is: 2,529,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,242 : 1,422,855 = 1,422,855 : x
  2. Step 2: Convert to fraction form
    800,242/1,422,855 = 1,422,855/x
  3. Step 3: Cross multiply
    800,242x = 1,422,855 × 1,422,855
  4. Step 4: Simplify right side
    800,242x = 2,024,516,351,025
  5. Step 5: Solve for x
    x = 2,024,516,351,025/800,242
  6. Step 6: Final answer
    x = 2,529,880.15

Related Problems

Find third proportional to 400,121 and 711,427.50
Half scale
Find third proportional to 1,600,484 and 2,845,710
Double scale
Find third proportional to 800,244 and 1,422,859
Similar ratio
Find third proportional to 1,200,363 and 2,134,282.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.