Home / 721,292-1,122,763

Finding the Third Proportional to 721,292 and 1,122,763

Calculator

Solution

The third proportional to 721,292 and 1,122,763 is: 1,747,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,292 : 1,122,763 = 1,122,763 : x
  2. Step 2: Convert to fraction form
    721,292/1,122,763 = 1,122,763/x
  3. Step 3: Cross multiply
    721,292x = 1,122,763 × 1,122,763
  4. Step 4: Simplify right side
    721,292x = 1,260,596,754,169
  5. Step 5: Solve for x
    x = 1,260,596,754,169/721,292
  6. Step 6: Final answer
    x = 1,747,692.69

Related Problems

Find third proportional to 360,646 and 561,381.50
Half scale
Find third proportional to 1,442,584 and 2,245,526
Double scale
Find third proportional to 721,294 and 1,122,766
Similar ratio
Find third proportional to 1,081,938 and 1,684,144.50
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.