Home / 827,120-1,276,644

Finding the Third Proportional to 827,120 and 1,276,644

Calculator

Solution

The third proportional to 827,120 and 1,276,644 is: 1,970,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,120 : 1,276,644 = 1,276,644 : x
  2. Step 2: Convert to fraction form
    827,120/1,276,644 = 1,276,644/x
  3. Step 3: Cross multiply
    827,120x = 1,276,644 × 1,276,644
  4. Step 4: Simplify right side
    827,120x = 1,629,819,902,736
  5. Step 5: Solve for x
    x = 1,629,819,902,736/827,120
  6. Step 6: Final answer
    x = 1,970,475.75

Related Problems

Find third proportional to 413,560 and 638,322
Half scale
Find third proportional to 1,654,240 and 2,553,288
Double scale
Find third proportional to 827,122 and 1,276,647
Similar ratio
Find third proportional to 1,240,680 and 1,914,966
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.