Home / 787,073-1,215,395

Finding the Third Proportional to 787,073 and 1,215,395

Calculator

Solution

The third proportional to 787,073 and 1,215,395 is: 1,876,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,073 : 1,215,395 = 1,215,395 : x
  2. Step 2: Convert to fraction form
    787,073/1,215,395 = 1,215,395/x
  3. Step 3: Cross multiply
    787,073x = 1,215,395 × 1,215,395
  4. Step 4: Simplify right side
    787,073x = 1,477,185,006,025
  5. Step 5: Solve for x
    x = 1,477,185,006,025/787,073
  6. Step 6: Final answer
    x = 1,876,808.13

Related Problems

Find third proportional to 393,536.50 and 607,697.50
Half scale
Find third proportional to 1,574,146 and 2,430,790
Double scale
Find third proportional to 787,075 and 1,215,398
Similar ratio
Find third proportional to 1,180,609.50 and 1,823,092.50
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.