Home / 2,989,776-6,378,180

Finding the Third Proportional to 2,989,776 and 6,378,180

Calculator

Solution

The third proportional to 2,989,776 and 6,378,180 is: 13,606,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,776 : 6,378,180 = 6,378,180 : x
  2. Step 2: Convert to fraction form
    2,989,776/6,378,180 = 6,378,180/x
  3. Step 3: Cross multiply
    2,989,776x = 6,378,180 × 6,378,180
  4. Step 4: Simplify right side
    2,989,776x = 40,681,180,112,400
  5. Step 5: Solve for x
    x = 40,681,180,112,400/2,989,776
  6. Step 6: Final answer
    x = 13,606,765.23

Related Problems

Find third proportional to 1,494,888 and 3,189,090
Half scale
Find third proportional to 5,979,552 and 12,756,360
Double scale
Find third proportional to 2,989,778 and 6,378,184
Similar ratio
Find third proportional to 4,484,664 and 9,567,270
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.