Home / 1,999,636.85-3,000,155.12-579,778.13

Finding the Fourth Proportional to 1,999,636.85, 3,000,155.12 and 579,778.13

Calculator

Solution

The fourth proportional to 1,999,636.85, 3,000,155.12 and 579,778.13 is: 869,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,636.85 : 3,000,155.12 = 579,778.13 : x
  2. Step 2: Convert to fraction form
    1,999,636.85/3,000,155.12 = 579,778.13/x
  3. Step 3: Cross multiply
    1,999,636.85x = 3,000,155.12 × 579,778.13
  4. Step 4: Simplify right side
    1,999,636.85x = 1,739,424,322,284.64
  5. Step 5: Solve for x
    x = 1,739,424,322,284.64/1,999,636.85
  6. Step 6: Final answer
    x = 869,870.11

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.