Home / 639,856-1,481,304

Finding the Third Proportional to 639,856 and 1,481,304

Calculator

Solution

The third proportional to 639,856 and 1,481,304 is: 3,429,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,856 : 1,481,304 = 1,481,304 : x
  2. Step 2: Convert to fraction form
    639,856/1,481,304 = 1,481,304/x
  3. Step 3: Cross multiply
    639,856x = 1,481,304 × 1,481,304
  4. Step 4: Simplify right side
    639,856x = 2,194,261,540,416
  5. Step 5: Solve for x
    x = 2,194,261,540,416/639,856
  6. Step 6: Final answer
    x = 3,429,305.25

Related Problems

Find third proportional to 319,928 and 740,652
Half scale
Find third proportional to 1,279,712 and 2,962,608
Double scale
Find third proportional to 639,858 and 1,481,309
Similar ratio
Find third proportional to 959,784 and 2,221,956
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.