Home / 720,622-1,668,067

Finding the Third Proportional to 720,622 and 1,668,067

Calculator

Solution

The third proportional to 720,622 and 1,668,067 is: 3,861,174.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,622 : 1,668,067 = 1,668,067 : x
  2. Step 2: Convert to fraction form
    720,622/1,668,067 = 1,668,067/x
  3. Step 3: Cross multiply
    720,622x = 1,668,067 × 1,668,067
  4. Step 4: Simplify right side
    720,622x = 2,782,447,516,489
  5. Step 5: Solve for x
    x = 2,782,447,516,489/720,622
  6. Step 6: Final answer
    x = 3,861,174.81

Related Problems

Find third proportional to 360,311 and 834,033.50
Half scale
Find third proportional to 1,441,244 and 3,336,134
Double scale
Find third proportional to 720,624 and 1,668,072
Similar ratio
Find third proportional to 1,080,933 and 2,502,100.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.