Home / 1,188,735.04-1,783,546.44-478,964.44

Finding the Fourth Proportional to 1,188,735.04, 1,783,546.44 and 478,964.44

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Solution

The fourth proportional to 1,188,735.04, 1,783,546.44 and 478,964.44 is: 718,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,735.04 : 1,783,546.44 = 478,964.44 : x
  2. Step 2: Convert to fraction form
    1,188,735.04/1,783,546.44 = 478,964.44/x
  3. Step 3: Cross multiply
    1,188,735.04x = 1,783,546.44 × 478,964.44
  4. Step 4: Simplify right side
    1,188,735.04x = 854,255,321,848.59
  5. Step 5: Solve for x
    x = 854,255,321,848.59/1,188,735.04
  6. Step 6: Final answer
    x = 718,625.51

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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.