Home / 518,558-1,125,640

Finding the Third Proportional to 518,558 and 1,125,640

Calculator

Solution

The third proportional to 518,558 and 1,125,640 is: 2,443,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,558 : 1,125,640 = 1,125,640 : x
  2. Step 2: Convert to fraction form
    518,558/1,125,640 = 1,125,640/x
  3. Step 3: Cross multiply
    518,558x = 1,125,640 × 1,125,640
  4. Step 4: Simplify right side
    518,558x = 1,267,065,409,600
  5. Step 5: Solve for x
    x = 1,267,065,409,600/518,558
  6. Step 6: Final answer
    x = 2,443,440.10

Related Problems

Find third proportional to 259,279 and 562,820
Half scale
Find third proportional to 1,037,116 and 2,251,280
Double scale
Find third proportional to 518,560 and 1,125,644
Similar ratio
Find third proportional to 777,837 and 1,688,460
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.