Home / 511,280-1,112,343

Finding the Third Proportional to 511,280 and 1,112,343

Calculator

Solution

The third proportional to 511,280 and 1,112,343 is: 2,420,018.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,280 : 1,112,343 = 1,112,343 : x
  2. Step 2: Convert to fraction form
    511,280/1,112,343 = 1,112,343/x
  3. Step 3: Cross multiply
    511,280x = 1,112,343 × 1,112,343
  4. Step 4: Simplify right side
    511,280x = 1,237,306,949,649
  5. Step 5: Solve for x
    x = 1,237,306,949,649/511,280
  6. Step 6: Final answer
    x = 2,420,018.29

Related Problems

Find third proportional to 255,640 and 556,171.50
Half scale
Find third proportional to 1,022,560 and 2,224,686
Double scale
Find third proportional to 511,282 and 1,112,347
Similar ratio
Find third proportional to 766,920 and 1,668,514.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.