Home / 682,478-1,070,511

Finding the Third Proportional to 682,478 and 1,070,511

Calculator

Solution

The third proportional to 682,478 and 1,070,511 is: 1,679,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,478 : 1,070,511 = 1,070,511 : x
  2. Step 2: Convert to fraction form
    682,478/1,070,511 = 1,070,511/x
  3. Step 3: Cross multiply
    682,478x = 1,070,511 × 1,070,511
  4. Step 4: Simplify right side
    682,478x = 1,145,993,801,121
  5. Step 5: Solve for x
    x = 1,145,993,801,121/682,478
  6. Step 6: Final answer
    x = 1,679,165.92

Related Problems

Find third proportional to 341,239 and 535,255.50
Half scale
Find third proportional to 1,364,956 and 2,141,022
Double scale
Find third proportional to 682,480 and 1,070,514
Similar ratio
Find third proportional to 1,023,717 and 1,605,766.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.