Home / 687,992-1,062,660

Finding the Third Proportional to 687,992 and 1,062,660

Calculator

Solution

The third proportional to 687,992 and 1,062,660 is: 1,641,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,992 : 1,062,660 = 1,062,660 : x
  2. Step 2: Convert to fraction form
    687,992/1,062,660 = 1,062,660/x
  3. Step 3: Cross multiply
    687,992x = 1,062,660 × 1,062,660
  4. Step 4: Simplify right side
    687,992x = 1,129,246,275,600
  5. Step 5: Solve for x
    x = 1,129,246,275,600/687,992
  6. Step 6: Final answer
    x = 1,641,365.42

Related Problems

Find third proportional to 343,996 and 531,330
Half scale
Find third proportional to 1,375,984 and 2,125,320
Double scale
Find third proportional to 687,994 and 1,062,663
Similar ratio
Find third proportional to 1,031,988 and 1,593,990
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.