Home / 812,872-1,265,829

Finding the Third Proportional to 812,872 and 1,265,829

Calculator

Solution

The third proportional to 812,872 and 1,265,829 is: 1,971,187.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,872 : 1,265,829 = 1,265,829 : x
  2. Step 2: Convert to fraction form
    812,872/1,265,829 = 1,265,829/x
  3. Step 3: Cross multiply
    812,872x = 1,265,829 × 1,265,829
  4. Step 4: Simplify right side
    812,872x = 1,602,323,057,241
  5. Step 5: Solve for x
    x = 1,602,323,057,241/812,872
  6. Step 6: Final answer
    x = 1,971,187.42

Related Problems

Find third proportional to 406,436 and 632,914.50
Half scale
Find third proportional to 1,625,744 and 2,531,658
Double scale
Find third proportional to 812,874 and 1,265,832
Similar ratio
Find third proportional to 1,219,308 and 1,898,743.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.