Home / 857,738-1,261,659

Finding the Third Proportional to 857,738 and 1,261,659

Calculator

Solution

The third proportional to 857,738 and 1,261,659 is: 1,855,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,738 : 1,261,659 = 1,261,659 : x
  2. Step 2: Convert to fraction form
    857,738/1,261,659 = 1,261,659/x
  3. Step 3: Cross multiply
    857,738x = 1,261,659 × 1,261,659
  4. Step 4: Simplify right side
    857,738x = 1,591,783,432,281
  5. Step 5: Solve for x
    x = 1,591,783,432,281/857,738
  6. Step 6: Final answer
    x = 1,855,792.13

Related Problems

Find third proportional to 428,869 and 630,829.50
Half scale
Find third proportional to 1,715,476 and 2,523,318
Double scale
Find third proportional to 857,740 and 1,261,662
Similar ratio
Find third proportional to 1,286,607 and 1,892,488.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.