Home / 672,828-1,121,322

Finding the Third Proportional to 672,828 and 1,121,322

Calculator

Solution

The third proportional to 672,828 and 1,121,322 is: 1,868,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,828 : 1,121,322 = 1,121,322 : x
  2. Step 2: Convert to fraction form
    672,828/1,121,322 = 1,121,322/x
  3. Step 3: Cross multiply
    672,828x = 1,121,322 × 1,121,322
  4. Step 4: Simplify right side
    672,828x = 1,257,363,027,684
  5. Step 5: Solve for x
    x = 1,257,363,027,684/672,828
  6. Step 6: Final answer
    x = 1,868,773.34

Related Problems

Find third proportional to 336,414 and 560,661
Half scale
Find third proportional to 1,345,656 and 2,242,644
Double scale
Find third proportional to 672,830 and 1,121,325
Similar ratio
Find third proportional to 1,009,242 and 1,681,983
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.