Home / 620,042-1,328,657

Finding the Third Proportional to 620,042 and 1,328,657

Calculator

Solution

The third proportional to 620,042 and 1,328,657 is: 2,847,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,042 : 1,328,657 = 1,328,657 : x
  2. Step 2: Convert to fraction form
    620,042/1,328,657 = 1,328,657/x
  3. Step 3: Cross multiply
    620,042x = 1,328,657 × 1,328,657
  4. Step 4: Simplify right side
    620,042x = 1,765,329,423,649
  5. Step 5: Solve for x
    x = 1,765,329,423,649/620,042
  6. Step 6: Final answer
    x = 2,847,112.65

Related Problems

Find third proportional to 310,021 and 664,328.50
Half scale
Find third proportional to 1,240,084 and 2,657,314
Double scale
Find third proportional to 620,044 and 1,328,661
Similar ratio
Find third proportional to 930,063 and 1,992,985.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.