Home / 841,686-1,271,277

Finding the Third Proportional to 841,686 and 1,271,277

Calculator

Solution

The third proportional to 841,686 and 1,271,277 is: 1,920,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,686 : 1,271,277 = 1,271,277 : x
  2. Step 2: Convert to fraction form
    841,686/1,271,277 = 1,271,277/x
  3. Step 3: Cross multiply
    841,686x = 1,271,277 × 1,271,277
  4. Step 4: Simplify right side
    841,686x = 1,616,145,210,729
  5. Step 5: Solve for x
    x = 1,616,145,210,729/841,686
  6. Step 6: Final answer
    x = 1,920,128.42

Related Problems

Find third proportional to 420,843 and 635,638.50
Half scale
Find third proportional to 1,683,372 and 2,542,554
Double scale
Find third proportional to 841,688 and 1,271,280
Similar ratio
Find third proportional to 1,262,529 and 1,906,915.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.