Home / 728,212-1,548,278

Finding the Third Proportional to 728,212 and 1,548,278

Calculator

Solution

The third proportional to 728,212 and 1,548,278 is: 3,291,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,212 : 1,548,278 = 1,548,278 : x
  2. Step 2: Convert to fraction form
    728,212/1,548,278 = 1,548,278/x
  3. Step 3: Cross multiply
    728,212x = 1,548,278 × 1,548,278
  4. Step 4: Simplify right side
    728,212x = 2,397,164,765,284
  5. Step 5: Solve for x
    x = 2,397,164,765,284/728,212
  6. Step 6: Final answer
    x = 3,291,850.13

Related Problems

Find third proportional to 364,106 and 774,139
Half scale
Find third proportional to 1,456,424 and 3,096,556
Double scale
Find third proportional to 728,214 and 1,548,282
Similar ratio
Find third proportional to 1,092,318 and 2,322,417
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.