Home / 620,614-1,351,820

Finding the Third Proportional to 620,614 and 1,351,820

Calculator

Solution

The third proportional to 620,614 and 1,351,820 is: 2,944,531.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,614 : 1,351,820 = 1,351,820 : x
  2. Step 2: Convert to fraction form
    620,614/1,351,820 = 1,351,820/x
  3. Step 3: Cross multiply
    620,614x = 1,351,820 × 1,351,820
  4. Step 4: Simplify right side
    620,614x = 1,827,417,312,400
  5. Step 5: Solve for x
    x = 1,827,417,312,400/620,614
  6. Step 6: Final answer
    x = 2,944,531.24

Related Problems

Find third proportional to 310,307 and 675,910
Half scale
Find third proportional to 1,241,228 and 2,703,640
Double scale
Find third proportional to 620,616 and 1,351,824
Similar ratio
Find third proportional to 930,921 and 2,027,730
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.