Home / 611,830-1,325,357

Finding the Third Proportional to 611,830 and 1,325,357

Calculator

Solution

The third proportional to 611,830 and 1,325,357 is: 2,871,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,830 : 1,325,357 = 1,325,357 : x
  2. Step 2: Convert to fraction form
    611,830/1,325,357 = 1,325,357/x
  3. Step 3: Cross multiply
    611,830x = 1,325,357 × 1,325,357
  4. Step 4: Simplify right side
    611,830x = 1,756,571,177,449
  5. Step 5: Solve for x
    x = 1,756,571,177,449/611,830
  6. Step 6: Final answer
    x = 2,871,011.85

Related Problems

Find third proportional to 305,915 and 662,678.50
Half scale
Find third proportional to 1,223,660 and 2,650,714
Double scale
Find third proportional to 611,832 and 1,325,361
Similar ratio
Find third proportional to 917,745 and 1,988,035.50
1.5x scale

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.