Home / 3,919,455.95-5,408,709.80-2,200,648.91

Finding the Fourth Proportional to 3,919,455.95, 5,408,709.80 and 2,200,648.91

Calculator

Solution

The fourth proportional to 3,919,455.95, 5,408,709.80 and 2,200,648.91 is: 3,036,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,455.95 : 5,408,709.80 = 2,200,648.91 : x
  2. Step 2: Convert to fraction form
    3,919,455.95/5,408,709.80 = 2,200,648.91/x
  3. Step 3: Cross multiply
    3,919,455.95x = 5,408,709.80 × 2,200,648.91
  4. Step 4: Simplify right side
    3,919,455.95x = 11,902,671,287,829.52
  5. Step 5: Solve for x
    x = 11,902,671,287,829.52/3,919,455.95
  6. Step 6: Final answer
    x = 3,036,817.22

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.