Home / 870,836-1,345,081

Finding the Third Proportional to 870,836 and 1,345,081

Calculator

Solution

The third proportional to 870,836 and 1,345,081 is: 2,077,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,836 : 1,345,081 = 1,345,081 : x
  2. Step 2: Convert to fraction form
    870,836/1,345,081 = 1,345,081/x
  3. Step 3: Cross multiply
    870,836x = 1,345,081 × 1,345,081
  4. Step 4: Simplify right side
    870,836x = 1,809,242,896,561
  5. Step 5: Solve for x
    x = 1,809,242,896,561/870,836
  6. Step 6: Final answer
    x = 2,077,593.14

Related Problems

Find third proportional to 435,418 and 672,540.50
Half scale
Find third proportional to 1,741,672 and 2,690,162
Double scale
Find third proportional to 870,838 and 1,345,084
Similar ratio
Find third proportional to 1,306,254 and 2,017,621.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.