Home / 809,646-1,207,908

Finding the Third Proportional to 809,646 and 1,207,908

Calculator

Solution

The third proportional to 809,646 and 1,207,908 is: 1,802,073.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,646 : 1,207,908 = 1,207,908 : x
  2. Step 2: Convert to fraction form
    809,646/1,207,908 = 1,207,908/x
  3. Step 3: Cross multiply
    809,646x = 1,207,908 × 1,207,908
  4. Step 4: Simplify right side
    809,646x = 1,459,041,736,464
  5. Step 5: Solve for x
    x = 1,459,041,736,464/809,646
  6. Step 6: Final answer
    x = 1,802,073.67

Related Problems

Find third proportional to 404,823 and 603,954
Half scale
Find third proportional to 1,619,292 and 2,415,816
Double scale
Find third proportional to 809,648 and 1,207,911
Similar ratio
Find third proportional to 1,214,469 and 1,811,862
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.