Home / 889,726-1,378,830

Finding the Third Proportional to 889,726 and 1,378,830

Calculator

Solution

The third proportional to 889,726 and 1,378,830 is: 2,136,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,726 : 1,378,830 = 1,378,830 : x
  2. Step 2: Convert to fraction form
    889,726/1,378,830 = 1,378,830/x
  3. Step 3: Cross multiply
    889,726x = 1,378,830 × 1,378,830
  4. Step 4: Simplify right side
    889,726x = 1,901,172,168,900
  5. Step 5: Solve for x
    x = 1,901,172,168,900/889,726
  6. Step 6: Final answer
    x = 2,136,806.35

Related Problems

Find third proportional to 444,863 and 689,415
Half scale
Find third proportional to 1,779,452 and 2,757,660
Double scale
Find third proportional to 889,728 and 1,378,833
Similar ratio
Find third proportional to 1,334,589 and 2,068,245
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.