Home / 970,898-2,128,420

Finding the Third Proportional to 970,898 and 2,128,420

Calculator

Solution

The third proportional to 970,898 and 2,128,420 is: 4,665,960.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,898 : 2,128,420 = 2,128,420 : x
  2. Step 2: Convert to fraction form
    970,898/2,128,420 = 2,128,420/x
  3. Step 3: Cross multiply
    970,898x = 2,128,420 × 2,128,420
  4. Step 4: Simplify right side
    970,898x = 4,530,171,696,400
  5. Step 5: Solve for x
    x = 4,530,171,696,400/970,898
  6. Step 6: Final answer
    x = 4,665,960.48

Related Problems

Find third proportional to 485,449 and 1,064,210
Half scale
Find third proportional to 1,941,796 and 4,256,840
Double scale
Find third proportional to 970,900 and 2,128,424
Similar ratio
Find third proportional to 1,456,347 and 3,192,630
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.