Home / 631,780-1,491,418

Finding the Third Proportional to 631,780 and 1,491,418

Calculator

Solution

The third proportional to 631,780 and 1,491,418 is: 3,520,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,780 : 1,491,418 = 1,491,418 : x
  2. Step 2: Convert to fraction form
    631,780/1,491,418 = 1,491,418/x
  3. Step 3: Cross multiply
    631,780x = 1,491,418 × 1,491,418
  4. Step 4: Simplify right side
    631,780x = 2,224,327,650,724
  5. Step 5: Solve for x
    x = 2,224,327,650,724/631,780
  6. Step 6: Final answer
    x = 3,520,731.35

Related Problems

Find third proportional to 315,890 and 745,709
Half scale
Find third proportional to 1,263,560 and 2,982,836
Double scale
Find third proportional to 631,782 and 1,491,423
Similar ratio
Find third proportional to 947,670 and 2,237,127
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.