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Finding the Third Proportional to 1,124,657.63 and 2,469,231.21

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Solution

The third proportional to 1,124,657.63 and 2,469,231.21 is: 5,421,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,657.63 : 2,469,231.21 = 2,469,231.21 : x
  2. Step 2: Convert to fraction form
    1,124,657.63/2,469,231.21 = 2,469,231.21/x
  3. Step 3: Cross multiply
    1,124,657.63x = 2,469,231.21 × 2,469,231.21
  4. Step 4: Simplify right side
    1,124,657.63x = 6,097,102,773,068.37
  5. Step 5: Solve for x
    x = 6,097,102,773,068.37/1,124,657.63
  6. Step 6: Final answer
    x = 5,421,296.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.