Home / 867,550-1,296,220

Finding the Third Proportional to 867,550 and 1,296,220

Calculator

Solution

The third proportional to 867,550 and 1,296,220 is: 1,936,702.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,550 : 1,296,220 = 1,296,220 : x
  2. Step 2: Convert to fraction form
    867,550/1,296,220 = 1,296,220/x
  3. Step 3: Cross multiply
    867,550x = 1,296,220 × 1,296,220
  4. Step 4: Simplify right side
    867,550x = 1,680,186,288,400
  5. Step 5: Solve for x
    x = 1,680,186,288,400/867,550
  6. Step 6: Final answer
    x = 1,936,702.54

Related Problems

Find third proportional to 433,775 and 648,110
Half scale
Find third proportional to 1,735,100 and 2,592,440
Double scale
Find third proportional to 867,552 and 1,296,223
Similar ratio
Find third proportional to 1,301,325 and 1,944,330
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.