Home / 637,520-1,373,400

Finding the Third Proportional to 637,520 and 1,373,400

Calculator

Solution

The third proportional to 637,520 and 1,373,400 is: 2,958,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,520 : 1,373,400 = 1,373,400 : x
  2. Step 2: Convert to fraction form
    637,520/1,373,400 = 1,373,400/x
  3. Step 3: Cross multiply
    637,520x = 1,373,400 × 1,373,400
  4. Step 4: Simplify right side
    637,520x = 1,886,227,560,000
  5. Step 5: Solve for x
    x = 1,886,227,560,000/637,520
  6. Step 6: Final answer
    x = 2,958,695.51

Related Problems

Find third proportional to 318,760 and 686,700
Half scale
Find third proportional to 1,275,040 and 2,746,800
Double scale
Find third proportional to 637,522 and 1,373,404
Similar ratio
Find third proportional to 956,280 and 2,060,100
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.