Home / 891,666-1,381,239

Finding the Third Proportional to 891,666 and 1,381,239

Calculator

Solution

The third proportional to 891,666 and 1,381,239 is: 2,139,614.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,666 : 1,381,239 = 1,381,239 : x
  2. Step 2: Convert to fraction form
    891,666/1,381,239 = 1,381,239/x
  3. Step 3: Cross multiply
    891,666x = 1,381,239 × 1,381,239
  4. Step 4: Simplify right side
    891,666x = 1,907,821,175,121
  5. Step 5: Solve for x
    x = 1,907,821,175,121/891,666
  6. Step 6: Final answer
    x = 2,139,614.13

Related Problems

Find third proportional to 445,833 and 690,619.50
Half scale
Find third proportional to 1,783,332 and 2,762,478
Double scale
Find third proportional to 891,668 and 1,381,242
Similar ratio
Find third proportional to 1,337,499 and 2,071,858.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.