Home / 3,137,640.39-4,329,761.72-1,760,855.52

Finding the Fourth Proportional to 3,137,640.39, 4,329,761.72 and 1,760,855.52

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Solution

The fourth proportional to 3,137,640.39, 4,329,761.72 and 1,760,855.52 is: 2,429,878.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,640.39 : 4,329,761.72 = 1,760,855.52 : x
  2. Step 2: Convert to fraction form
    3,137,640.39/4,329,761.72 = 1,760,855.52/x
  3. Step 3: Cross multiply
    3,137,640.39x = 4,329,761.72 × 1,760,855.52
  4. Step 4: Simplify right side
    3,137,640.39x = 7,624,084,816,142.42
  5. Step 5: Solve for x
    x = 7,624,084,816,142.42/3,137,640.39
  6. Step 6: Final answer
    x = 2,429,878.47

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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.