Home / 1,983,900-2,737,801.44-1,078,501.44

Finding the Fourth Proportional to 1,983,900, 2,737,801.44 and 1,078,501.44

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Solution

The fourth proportional to 1,983,900, 2,737,801.44 and 1,078,501.44 is: 1,488,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,900 : 2,737,801.44 = 1,078,501.44 : x
  2. Step 2: Convert to fraction form
    1,983,900/2,737,801.44 = 1,078,501.44/x
  3. Step 3: Cross multiply
    1,983,900x = 2,737,801.44 × 1,078,501.44
  4. Step 4: Simplify right side
    1,983,900x = 2,952,722,795,474.07
  5. Step 5: Solve for x
    x = 2,952,722,795,474.07/1,983,900
  6. Step 6: Final answer
    x = 1,488,342.56

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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.