Home / 786,921.75-1,215,166.50

Finding the Third Proportional to 786,921.75 and 1,215,166.50

Calculator

Solution

The third proportional to 786,921.75 and 1,215,166.50 is: 1,876,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,921.75 : 1,215,166.50 = 1,215,166.50 : x
  2. Step 2: Convert to fraction form
    786,921.75/1,215,166.50 = 1,215,166.50/x
  3. Step 3: Cross multiply
    786,921.75x = 1,215,166.50 × 1,215,166.50
  4. Step 4: Simplify right side
    786,921.75x = 1,476,629,622,722.25
  5. Step 5: Solve for x
    x = 1,476,629,622,722.25/786,921.75
  6. Step 6: Final answer
    x = 1,876,463.10

Related Problems

Find third proportional to 393,460.88 and 607,583.25
Half scale
Find third proportional to 1,573,843.50 and 2,430,333
Double scale
Find third proportional to 786,924 and 1,215,170
Similar ratio
Find third proportional to 1,180,382.63 and 1,822,749.75
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.