Home / 3,145,214-6,879,280

Finding the Third Proportional to 3,145,214 and 6,879,280

Calculator

Solution

The third proportional to 3,145,214 and 6,879,280 is: 15,046,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,214 : 6,879,280 = 6,879,280 : x
  2. Step 2: Convert to fraction form
    3,145,214/6,879,280 = 6,879,280/x
  3. Step 3: Cross multiply
    3,145,214x = 6,879,280 × 6,879,280
  4. Step 4: Simplify right side
    3,145,214x = 47,324,493,318,400
  5. Step 5: Solve for x
    x = 47,324,493,318,400/3,145,214
  6. Step 6: Final answer
    x = 15,046,509.81

Related Problems

Find third proportional to 1,572,607 and 3,439,640
Half scale
Find third proportional to 6,290,428 and 13,758,560
Double scale
Find third proportional to 3,145,216 and 6,879,284
Similar ratio
Find third proportional to 4,717,821 and 10,318,920
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.