Home / 637,004-1,380,279

Finding the Third Proportional to 637,004 and 1,380,279

Calculator

Solution

The third proportional to 637,004 and 1,380,279 is: 2,990,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,004 : 1,380,279 = 1,380,279 : x
  2. Step 2: Convert to fraction form
    637,004/1,380,279 = 1,380,279/x
  3. Step 3: Cross multiply
    637,004x = 1,380,279 × 1,380,279
  4. Step 4: Simplify right side
    637,004x = 1,905,170,117,841
  5. Step 5: Solve for x
    x = 1,905,170,117,841/637,004
  6. Step 6: Final answer
    x = 2,990,829.13

Related Problems

Find third proportional to 318,502 and 690,139.50
Half scale
Find third proportional to 1,274,008 and 2,760,558
Double scale
Find third proportional to 637,006 and 1,380,283
Similar ratio
Find third proportional to 955,506 and 2,070,418.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.