Home / 642,337-1,383,332

Finding the Third Proportional to 642,337 and 1,383,332

Calculator

Solution

The third proportional to 642,337 and 1,383,332 is: 2,979,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,337 : 1,383,332 = 1,383,332 : x
  2. Step 2: Convert to fraction form
    642,337/1,383,332 = 1,383,332/x
  3. Step 3: Cross multiply
    642,337x = 1,383,332 × 1,383,332
  4. Step 4: Simplify right side
    642,337x = 1,913,607,422,224
  5. Step 5: Solve for x
    x = 1,913,607,422,224/642,337
  6. Step 6: Final answer
    x = 2,979,133.11

Related Problems

Find third proportional to 321,168.50 and 691,666
Half scale
Find third proportional to 1,284,674 and 2,766,664
Double scale
Find third proportional to 642,339 and 1,383,336
Similar ratio
Find third proportional to 963,505.50 and 2,074,998
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.