Home / 670,169-1,359,778

Finding the Third Proportional to 670,169 and 1,359,778

Calculator

Solution

The third proportional to 670,169 and 1,359,778 is: 2,758,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,169 : 1,359,778 = 1,359,778 : x
  2. Step 2: Convert to fraction form
    670,169/1,359,778 = 1,359,778/x
  3. Step 3: Cross multiply
    670,169x = 1,359,778 × 1,359,778
  4. Step 4: Simplify right side
    670,169x = 1,848,996,209,284
  5. Step 5: Solve for x
    x = 1,848,996,209,284/670,169
  6. Step 6: Final answer
    x = 2,758,999.91

Related Problems

Find third proportional to 335,084.50 and 679,889
Half scale
Find third proportional to 1,340,338 and 2,719,556
Double scale
Find third proportional to 670,171 and 1,359,782
Similar ratio
Find third proportional to 1,005,253.50 and 2,039,667
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.