Home / 631,076-1,388,360.25

Finding the Third Proportional to 631,076 and 1,388,360.25

Calculator

Solution

The third proportional to 631,076 and 1,388,360.25 is: 3,054,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,076 : 1,388,360.25 = 1,388,360.25 : x
  2. Step 2: Convert to fraction form
    631,076/1,388,360.25 = 1,388,360.25/x
  3. Step 3: Cross multiply
    631,076x = 1,388,360.25 × 1,388,360.25
  4. Step 4: Simplify right side
    631,076x = 1,927,544,183,780.06
  5. Step 5: Solve for x
    x = 1,927,544,183,780.06/631,076
  6. Step 6: Final answer
    x = 3,054,377.26

Related Problems

Find third proportional to 315,538 and 694,180.13
Half scale
Find third proportional to 1,262,152 and 2,776,720.50
Double scale
Find third proportional to 631,078 and 1,388,365
Similar ratio
Find third proportional to 946,614 and 2,082,540.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.