Home / 779,636-1,679,585

Finding the Third Proportional to 779,636 and 1,679,585

Calculator

Solution

The third proportional to 779,636 and 1,679,585 is: 3,618,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,636 : 1,679,585 = 1,679,585 : x
  2. Step 2: Convert to fraction form
    779,636/1,679,585 = 1,679,585/x
  3. Step 3: Cross multiply
    779,636x = 1,679,585 × 1,679,585
  4. Step 4: Simplify right side
    779,636x = 2,821,005,772,225
  5. Step 5: Solve for x
    x = 2,821,005,772,225/779,636
  6. Step 6: Final answer
    x = 3,618,362.64

Related Problems

Find third proportional to 389,818 and 839,792.50
Half scale
Find third proportional to 1,559,272 and 3,359,170
Double scale
Find third proportional to 779,638 and 1,679,589
Similar ratio
Find third proportional to 1,169,454 and 2,519,377.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.