Home / 1,225,992.60-1,839,149.52-405,058.44

Finding the Fourth Proportional to 1,225,992.60, 1,839,149.52 and 405,058.44

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Solution

The fourth proportional to 1,225,992.60, 1,839,149.52 and 405,058.44 is: 607,640.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,992.60 : 1,839,149.52 = 405,058.44 : x
  2. Step 2: Convert to fraction form
    1,225,992.60/1,839,149.52 = 405,058.44/x
  3. Step 3: Cross multiply
    1,225,992.60x = 1,839,149.52 × 405,058.44
  4. Step 4: Simplify right side
    1,225,992.60x = 744,963,035,497.95
  5. Step 5: Solve for x
    x = 744,963,035,497.95/1,225,992.60
  6. Step 6: Final answer
    x = 607,640.73

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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.