Home / 621,120-1,337,344

Finding the Third Proportional to 621,120 and 1,337,344

Calculator

Solution

The third proportional to 621,120 and 1,337,344 is: 2,879,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,120 : 1,337,344 = 1,337,344 : x
  2. Step 2: Convert to fraction form
    621,120/1,337,344 = 1,337,344/x
  3. Step 3: Cross multiply
    621,120x = 1,337,344 × 1,337,344
  4. Step 4: Simplify right side
    621,120x = 1,788,488,974,336
  5. Step 5: Solve for x
    x = 1,788,488,974,336/621,120
  6. Step 6: Final answer
    x = 2,879,458.03

Related Problems

Find third proportional to 310,560 and 668,672
Half scale
Find third proportional to 1,242,240 and 2,674,688
Double scale
Find third proportional to 621,122 and 1,337,348
Similar ratio
Find third proportional to 931,680 and 2,006,016
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.