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Finding the Fourth Proportional to 5,894,978.15, 8,842,467.22 and 1,635,146.39

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Solution

The fourth proportional to 5,894,978.15, 8,842,467.22 and 1,635,146.39 is: 2,452,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894,978.15 : 8,842,467.22 = 1,635,146.39 : x
  2. Step 2: Convert to fraction form
    5,894,978.15/8,842,467.22 = 1,635,146.39/x
  3. Step 3: Cross multiply
    5,894,978.15x = 8,842,467.22 × 1,635,146.39
  4. Step 4: Simplify right side
    5,894,978.15x = 14,458,728,305,176.13
  5. Step 5: Solve for x
    x = 14,458,728,305,176.13/5,894,978.15
  6. Step 6: Final answer
    x = 2,452,719.58

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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.