Home / 1,200,671.34-1,656,966-656,794.68

Finding the Fourth Proportional to 1,200,671.34, 1,656,966 and 656,794.68

Calculator

Solution

The fourth proportional to 1,200,671.34, 1,656,966 and 656,794.68 is: 906,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,671.34 : 1,656,966 = 656,794.68 : x
  2. Step 2: Convert to fraction form
    1,200,671.34/1,656,966 = 656,794.68/x
  3. Step 3: Cross multiply
    1,200,671.34x = 1,656,966 × 656,794.68
  4. Step 4: Simplify right side
    1,200,671.34x = 1,088,286,453,740.88
  5. Step 5: Solve for x
    x = 1,088,286,453,740.88/1,200,671.34
  6. Step 6: Final answer
    x = 906,398.29

Related Problems

Find fourth proportional to 600,335.67, 828,483 and 328,397.34
Half scale
Find fourth proportional to 2,401,342.68, 3,313,932 and 1,313,589.36
Double scale
Find fourth proportional to 1,200,672.34, 1,656,967.38 and 656,795.68
Similar ratio
Find fourth proportional to 1,801,007.01, 2,485,449 and 985,192.02
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.