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Finding the Fourth Proportional to 5,652,253.80, 8,478,477.90 and 1,608,845.58

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Solution

The fourth proportional to 5,652,253.80, 8,478,477.90 and 1,608,845.58 is: 2,413,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652,253.80 : 8,478,477.90 = 1,608,845.58 : x
  2. Step 2: Convert to fraction form
    5,652,253.80/8,478,477.90 = 1,608,845.58/x
  3. Step 3: Cross multiply
    5,652,253.80x = 8,478,477.90 × 1,608,845.58
  4. Step 4: Simplify right side
    5,652,253.80x = 13,640,561,694,542.68
  5. Step 5: Solve for x
    x = 13,640,561,694,542.68/5,652,253.80
  6. Step 6: Final answer
    x = 2,413,296.04

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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.