Home / 831,834-1,242,203

Finding the Third Proportional to 831,834 and 1,242,203

Calculator

Solution

The third proportional to 831,834 and 1,242,203 is: 1,855,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,834 : 1,242,203 = 1,242,203 : x
  2. Step 2: Convert to fraction form
    831,834/1,242,203 = 1,242,203/x
  3. Step 3: Cross multiply
    831,834x = 1,242,203 × 1,242,203
  4. Step 4: Simplify right side
    831,834x = 1,543,068,293,209
  5. Step 5: Solve for x
    x = 1,543,068,293,209/831,834
  6. Step 6: Final answer
    x = 1,855,019.50

Related Problems

Find third proportional to 415,917 and 621,101.50
Half scale
Find third proportional to 1,663,668 and 2,484,406
Double scale
Find third proportional to 831,836 and 1,242,206
Similar ratio
Find third proportional to 1,247,751 and 1,863,304.50
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.