Home / 822,698-1,242,787

Finding the Third Proportional to 822,698 and 1,242,787

Calculator

Solution

The third proportional to 822,698 and 1,242,787 is: 1,877,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,698 : 1,242,787 = 1,242,787 : x
  2. Step 2: Convert to fraction form
    822,698/1,242,787 = 1,242,787/x
  3. Step 3: Cross multiply
    822,698x = 1,242,787 × 1,242,787
  4. Step 4: Simplify right side
    822,698x = 1,544,519,527,369
  5. Step 5: Solve for x
    x = 1,544,519,527,369/822,698
  6. Step 6: Final answer
    x = 1,877,383.35

Related Problems

Find third proportional to 411,349 and 621,393.50
Half scale
Find third proportional to 1,645,396 and 2,485,574
Double scale
Find third proportional to 822,700 and 1,242,790
Similar ratio
Find third proportional to 1,234,047 and 1,864,180.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.