Home / 3,369,130.64-4,649,400.82-1,918,961.12

Finding the Fourth Proportional to 3,369,130.64, 4,649,400.82 and 1,918,961.12

Calculator

Solution

The fourth proportional to 3,369,130.64, 4,649,400.82 and 1,918,961.12 is: 2,648,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369,130.64 : 4,649,400.82 = 1,918,961.12 : x
  2. Step 2: Convert to fraction form
    3,369,130.64/4,649,400.82 = 1,918,961.12/x
  3. Step 3: Cross multiply
    3,369,130.64x = 4,649,400.82 × 1,918,961.12
  4. Step 4: Simplify right side
    3,369,130.64x = 8,922,019,404,876.12
  5. Step 5: Solve for x
    x = 8,922,019,404,876.12/3,369,130.64
  6. Step 6: Final answer
    x = 2,648,166.65

Related Problems

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.