Home / 620,884-1,330,336

Finding the Third Proportional to 620,884 and 1,330,336

Calculator

Solution

The third proportional to 620,884 and 1,330,336 is: 2,850,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,884 : 1,330,336 = 1,330,336 : x
  2. Step 2: Convert to fraction form
    620,884/1,330,336 = 1,330,336/x
  3. Step 3: Cross multiply
    620,884x = 1,330,336 × 1,330,336
  4. Step 4: Simplify right side
    620,884x = 1,769,793,872,896
  5. Step 5: Solve for x
    x = 1,769,793,872,896/620,884
  6. Step 6: Final answer
    x = 2,850,442.07

Related Problems

Find third proportional to 310,442 and 665,168
Half scale
Find third proportional to 1,241,768 and 2,660,672
Double scale
Find third proportional to 620,886 and 1,330,340
Similar ratio
Find third proportional to 931,326 and 1,995,504
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.