Home / 807,712-1,267,136

Finding the Third Proportional to 807,712 and 1,267,136

Calculator

Solution

The third proportional to 807,712 and 1,267,136 is: 1,987,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,712 : 1,267,136 = 1,267,136 : x
  2. Step 2: Convert to fraction form
    807,712/1,267,136 = 1,267,136/x
  3. Step 3: Cross multiply
    807,712x = 1,267,136 × 1,267,136
  4. Step 4: Simplify right side
    807,712x = 1,605,633,642,496
  5. Step 5: Solve for x
    x = 1,605,633,642,496/807,712
  6. Step 6: Final answer
    x = 1,987,878.90

Related Problems

Find third proportional to 403,856 and 633,568
Half scale
Find third proportional to 1,615,424 and 2,534,272
Double scale
Find third proportional to 807,714 and 1,267,139
Similar ratio
Find third proportional to 1,211,568 and 1,900,704
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.