Home / 3,010,922.40-4,512,884.40-1,212,916.80

Finding the Fourth Proportional to 3,010,922.40, 4,512,884.40 and 1,212,916.80

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Solution

The fourth proportional to 3,010,922.40, 4,512,884.40 and 1,212,916.80 is: 1,817,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,922.40 : 4,512,884.40 = 1,212,916.80 : x
  2. Step 2: Convert to fraction form
    3,010,922.40/4,512,884.40 = 1,212,916.80/x
  3. Step 3: Cross multiply
    3,010,922.40x = 4,512,884.40 × 1,212,916.80
  4. Step 4: Simplify right side
    3,010,922.40x = 5,473,753,305,217.92
  5. Step 5: Solve for x
    x = 5,473,753,305,217.92/3,010,922.40
  6. Step 6: Final answer
    x = 1,817,965.59

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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.