Home / 703,698-1,089,972

Finding the Third Proportional to 703,698 and 1,089,972

Calculator

Solution

The third proportional to 703,698 and 1,089,972 is: 1,688,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,698 : 1,089,972 = 1,089,972 : x
  2. Step 2: Convert to fraction form
    703,698/1,089,972 = 1,089,972/x
  3. Step 3: Cross multiply
    703,698x = 1,089,972 × 1,089,972
  4. Step 4: Simplify right side
    703,698x = 1,188,038,960,784
  5. Step 5: Solve for x
    x = 1,188,038,960,784/703,698
  6. Step 6: Final answer
    x = 1,688,279.58

Related Problems

Find third proportional to 351,849 and 544,986
Half scale
Find third proportional to 1,407,396 and 2,179,944
Double scale
Find third proportional to 703,700 and 1,089,975
Similar ratio
Find third proportional to 1,055,547 and 1,634,958
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.