Home / 771,720-1,206,972

Finding the Third Proportional to 771,720 and 1,206,972

Calculator

Solution

The third proportional to 771,720 and 1,206,972 is: 1,887,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,720 : 1,206,972 = 1,206,972 : x
  2. Step 2: Convert to fraction form
    771,720/1,206,972 = 1,206,972/x
  3. Step 3: Cross multiply
    771,720x = 1,206,972 × 1,206,972
  4. Step 4: Simplify right side
    771,720x = 1,456,781,408,784
  5. Step 5: Solve for x
    x = 1,456,781,408,784/771,720
  6. Step 6: Final answer
    x = 1,887,707.21

Related Problems

Find third proportional to 385,860 and 603,486
Half scale
Find third proportional to 1,543,440 and 2,413,944
Double scale
Find third proportional to 771,722 and 1,206,975
Similar ratio
Find third proportional to 1,157,580 and 1,810,458
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.