Home / 641,201-1,000,620

Finding the Third Proportional to 641,201 and 1,000,620

Calculator

Solution

The third proportional to 641,201 and 1,000,620 is: 1,561,507.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,201 : 1,000,620 = 1,000,620 : x
  2. Step 2: Convert to fraction form
    641,201/1,000,620 = 1,000,620/x
  3. Step 3: Cross multiply
    641,201x = 1,000,620 × 1,000,620
  4. Step 4: Simplify right side
    641,201x = 1,001,240,384,400
  5. Step 5: Solve for x
    x = 1,001,240,384,400/641,201
  6. Step 6: Final answer
    x = 1,561,507.83

Related Problems

Find third proportional to 320,600.50 and 500,310
Half scale
Find third proportional to 1,282,402 and 2,001,240
Double scale
Find third proportional to 641,203 and 1,000,623
Similar ratio
Find third proportional to 961,801.50 and 1,500,930
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.