Home / 831,818-1,322,247

Finding the Third Proportional to 831,818 and 1,322,247

Calculator

Solution

The third proportional to 831,818 and 1,322,247 is: 2,101,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,818 : 1,322,247 = 1,322,247 : x
  2. Step 2: Convert to fraction form
    831,818/1,322,247 = 1,322,247/x
  3. Step 3: Cross multiply
    831,818x = 1,322,247 × 1,322,247
  4. Step 4: Simplify right side
    831,818x = 1,748,337,129,009
  5. Step 5: Solve for x
    x = 1,748,337,129,009/831,818
  6. Step 6: Final answer
    x = 2,101,826.52

Related Problems

Find third proportional to 415,909 and 661,123.50
Half scale
Find third proportional to 1,663,636 and 2,644,494
Double scale
Find third proportional to 831,820 and 1,322,250
Similar ratio
Find third proportional to 1,247,727 and 1,983,370.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.