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Finding the Third Proportional to 1,388,337 and 2,097,298.50

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Solution

The third proportional to 1,388,337 and 2,097,298.50 is: 3,168,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,337 : 2,097,298.50 = 2,097,298.50 : x
  2. Step 2: Convert to fraction form
    1,388,337/2,097,298.50 = 2,097,298.50/x
  3. Step 3: Cross multiply
    1,388,337x = 2,097,298.50 × 2,097,298.50
  4. Step 4: Simplify right side
    1,388,337x = 4,398,660,998,102.25
  5. Step 5: Solve for x
    x = 4,398,660,998,102.25/1,388,337
  6. Step 6: Final answer
    x = 3,168,294.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.