Home / 787,698-1,728,567

Finding the Third Proportional to 787,698 and 1,728,567

Calculator

Solution

The third proportional to 787,698 and 1,728,567 is: 3,793,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,698 : 1,728,567 = 1,728,567 : x
  2. Step 2: Convert to fraction form
    787,698/1,728,567 = 1,728,567/x
  3. Step 3: Cross multiply
    787,698x = 1,728,567 × 1,728,567
  4. Step 4: Simplify right side
    787,698x = 2,987,943,873,489
  5. Step 5: Solve for x
    x = 2,987,943,873,489/787,698
  6. Step 6: Final answer
    x = 3,793,260.71

Related Problems

Find third proportional to 393,849 and 864,283.50
Half scale
Find third proportional to 1,575,396 and 3,457,134
Double scale
Find third proportional to 787,700 and 1,728,571
Similar ratio
Find third proportional to 1,181,547 and 2,592,850.50
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.