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Finding the Fourth Proportional to 3,247,784.64, 4,873,076.96 and 1,354,898.88

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Solution

The fourth proportional to 3,247,784.64, 4,873,076.96 and 1,354,898.88 is: 2,032,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,784.64 : 4,873,076.96 = 1,354,898.88 : x
  2. Step 2: Convert to fraction form
    3,247,784.64/4,873,076.96 = 1,354,898.88/x
  3. Step 3: Cross multiply
    3,247,784.64x = 4,873,076.96 × 1,354,898.88
  4. Step 4: Simplify right side
    3,247,784.64x = 6,602,526,515,257.81
  5. Step 5: Solve for x
    x = 6,602,526,515,257.81/3,247,784.64
  6. Step 6: Final answer
    x = 2,032,932.37

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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.