Home / 998,499-2,187,057

Finding the Third Proportional to 998,499 and 2,187,057

Calculator

Solution

The third proportional to 998,499 and 2,187,057 is: 4,790,408.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,499 : 2,187,057 = 2,187,057 : x
  2. Step 2: Convert to fraction form
    998,499/2,187,057 = 2,187,057/x
  3. Step 3: Cross multiply
    998,499x = 2,187,057 × 2,187,057
  4. Step 4: Simplify right side
    998,499x = 4,783,218,321,249
  5. Step 5: Solve for x
    x = 4,783,218,321,249/998,499
  6. Step 6: Final answer
    x = 4,790,408.72

Related Problems

Find third proportional to 499,249.50 and 1,093,528.50
Half scale
Find third proportional to 1,996,998 and 4,374,114
Double scale
Find third proportional to 998,501 and 2,187,061
Similar ratio
Find third proportional to 1,497,748.50 and 3,280,585.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.