Home / 821,196-1,228,476

Finding the Third Proportional to 821,196 and 1,228,476

Calculator

Solution

The third proportional to 821,196 and 1,228,476 is: 1,837,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,196 : 1,228,476 = 1,228,476 : x
  2. Step 2: Convert to fraction form
    821,196/1,228,476 = 1,228,476/x
  3. Step 3: Cross multiply
    821,196x = 1,228,476 × 1,228,476
  4. Step 4: Simplify right side
    821,196x = 1,509,153,282,576
  5. Step 5: Solve for x
    x = 1,509,153,282,576/821,196
  6. Step 6: Final answer
    x = 1,837,750.41

Related Problems

Find third proportional to 410,598 and 614,238
Half scale
Find third proportional to 1,642,392 and 2,456,952
Double scale
Find third proportional to 821,198 and 1,228,479
Similar ratio
Find third proportional to 1,231,794 and 1,842,714
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.