Home / 756,820-1,138,419.50

Finding the Third Proportional to 756,820 and 1,138,419.50

Calculator

Solution

The third proportional to 756,820 and 1,138,419.50 is: 1,712,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,820 : 1,138,419.50 = 1,138,419.50 : x
  2. Step 2: Convert to fraction form
    756,820/1,138,419.50 = 1,138,419.50/x
  3. Step 3: Cross multiply
    756,820x = 1,138,419.50 × 1,138,419.50
  4. Step 4: Simplify right side
    756,820x = 1,295,998,957,980.25
  5. Step 5: Solve for x
    x = 1,295,998,957,980.25/756,820
  6. Step 6: Final answer
    x = 1,712,426.94

Related Problems

Find third proportional to 378,410 and 569,209.75
Half scale
Find third proportional to 1,513,640 and 2,276,839
Double scale
Find third proportional to 756,822 and 1,138,423
Similar ratio
Find third proportional to 1,135,230 and 1,707,629.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.