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Finding the Third Proportional to 579,700.50 and 1,239,009

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Solution

The third proportional to 579,700.50 and 1,239,009 is: 2,648,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,700.50 : 1,239,009 = 1,239,009 : x
  2. Step 2: Convert to fraction form
    579,700.50/1,239,009 = 1,239,009/x
  3. Step 3: Cross multiply
    579,700.50x = 1,239,009 × 1,239,009
  4. Step 4: Simplify right side
    579,700.50x = 1,535,143,302,081
  5. Step 5: Solve for x
    x = 1,535,143,302,081/579,700.50
  6. Step 6: Final answer
    x = 2,648,166.25

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.