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Finding the Fourth Proportional to 4,567,346.75, 6,848,874.50 and 2,648,803.16

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Solution

The fourth proportional to 4,567,346.75, 6,848,874.50 and 2,648,803.16 is: 3,971,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567,346.75 : 6,848,874.50 = 2,648,803.16 : x
  2. Step 2: Convert to fraction form
    4,567,346.75/6,848,874.50 = 2,648,803.16/x
  3. Step 3: Cross multiply
    4,567,346.75x = 6,848,874.50 × 2,648,803.16
  4. Step 4: Simplify right side
    4,567,346.75x = 18,141,320,370,555.03
  5. Step 5: Solve for x
    x = 18,141,320,370,555.03/4,567,346.75
  6. Step 6: Final answer
    x = 3,971,960.39

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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.