Home / 620,842-1,330,226

Finding the Third Proportional to 620,842 and 1,330,226

Calculator

Solution

The third proportional to 620,842 and 1,330,226 is: 2,850,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,842 : 1,330,226 = 1,330,226 : x
  2. Step 2: Convert to fraction form
    620,842/1,330,226 = 1,330,226/x
  3. Step 3: Cross multiply
    620,842x = 1,330,226 × 1,330,226
  4. Step 4: Simplify right side
    620,842x = 1,769,501,211,076
  5. Step 5: Solve for x
    x = 1,769,501,211,076/620,842
  6. Step 6: Final answer
    x = 2,850,163.51

Related Problems

Find third proportional to 310,421 and 665,113
Half scale
Find third proportional to 1,241,684 and 2,660,452
Double scale
Find third proportional to 620,844 and 1,330,230
Similar ratio
Find third proportional to 931,263 and 1,995,339
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.