Home / 1,080,206-1,490,684.32-603,278

Finding the Fourth Proportional to 1,080,206, 1,490,684.32 and 603,278

Calculator

Solution

The fourth proportional to 1,080,206, 1,490,684.32 and 603,278 is: 832,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,206 : 1,490,684.32 = 603,278 : x
  2. Step 2: Convert to fraction form
    1,080,206/1,490,684.32 = 603,278/x
  3. Step 3: Cross multiply
    1,080,206x = 1,490,684.32 × 603,278
  4. Step 4: Simplify right side
    1,080,206x = 899,297,055,200.96
  5. Step 5: Solve for x
    x = 899,297,055,200.96/1,080,206
  6. Step 6: Final answer
    x = 832,523.66

Related Problems

Find fourth proportional to 540,103, 745,342.16 and 301,639
Half scale
Find fourth proportional to 2,160,412, 2,981,368.64 and 1,206,556
Double scale
Find fourth proportional to 1,080,207, 1,490,685.70 and 603,279
Similar ratio
Find fourth proportional to 1,620,309, 2,236,026.48 and 904,917
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.