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Finding the Third Proportional to 993,353.63 and 2,145,458.39

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Solution

The third proportional to 993,353.63 and 2,145,458.39 is: 4,633,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,353.63 : 2,145,458.39 = 2,145,458.39 : x
  2. Step 2: Convert to fraction form
    993,353.63/2,145,458.39 = 2,145,458.39/x
  3. Step 3: Cross multiply
    993,353.63x = 2,145,458.39 × 2,145,458.39
  4. Step 4: Simplify right side
    993,353.63x = 4,602,991,705,903.22
  5. Step 5: Solve for x
    x = 4,602,991,705,903.22/993,353.63
  6. Step 6: Final answer
    x = 4,633,789.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.