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Finding the Fourth Proportional to 5,881,866.88, 8,824,297.12 and 3,455,072.32

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Solution

The fourth proportional to 5,881,866.88, 8,824,297.12 and 3,455,072.32 is: 5,183,487.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881,866.88 : 8,824,297.12 = 3,455,072.32 : x
  2. Step 2: Convert to fraction form
    5,881,866.88/8,824,297.12 = 3,455,072.32/x
  3. Step 3: Cross multiply
    5,881,866.88x = 8,824,297.12 × 3,455,072.32
  4. Step 4: Simplify right side
    5,881,866.88x = 30,488,584,722,767.71
  5. Step 5: Solve for x
    x = 30,488,584,722,767.71/5,881,866.88
  6. Step 6: Final answer
    x = 5,183,487.72

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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.