Home / 2,225,642.85-3,336,720.23-878,813.57

Finding the Fourth Proportional to 2,225,642.85, 3,336,720.23 and 878,813.57

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Solution

The fourth proportional to 2,225,642.85, 3,336,720.23 and 878,813.57 is: 1,317,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,642.85 : 3,336,720.23 = 878,813.57 : x
  2. Step 2: Convert to fraction form
    2,225,642.85/3,336,720.23 = 878,813.57/x
  3. Step 3: Cross multiply
    2,225,642.85x = 3,336,720.23 × 878,813.57
  4. Step 4: Simplify right side
    2,225,642.85x = 2,932,355,027,956.36
  5. Step 5: Solve for x
    x = 2,932,355,027,956.36/2,225,642.85
  6. Step 6: Final answer
    x = 1,317,531.71

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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.