Home / 2,213,584.43-3,312,876.56-1,361,195.69

Finding the Fourth Proportional to 2,213,584.43, 3,312,876.56 and 1,361,195.69

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Solution

The fourth proportional to 2,213,584.43, 3,312,876.56 and 1,361,195.69 is: 2,037,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,584.43 : 3,312,876.56 = 1,361,195.69 : x
  2. Step 2: Convert to fraction form
    2,213,584.43/3,312,876.56 = 1,361,195.69/x
  3. Step 3: Cross multiply
    2,213,584.43x = 3,312,876.56 × 1,361,195.69
  4. Step 4: Simplify right side
    2,213,584.43x = 4,509,473,271,603.67
  5. Step 5: Solve for x
    x = 4,509,473,271,603.67/2,213,584.43
  6. Step 6: Final answer
    x = 2,037,181.51

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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.