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Finding the Fourth Proportional to 2,074,326, 3,111,489 and 673,494

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Solution

The fourth proportional to 2,074,326, 3,111,489 and 673,494 is: 1,010,241

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,326 : 3,111,489 = 673,494 : x
  2. Step 2: Convert to fraction form
    2,074,326/3,111,489 = 673,494/x
  3. Step 3: Cross multiply
    2,074,326x = 3,111,489 × 673,494
  4. Step 4: Simplify right side
    2,074,326x = 2,095,569,172,566
  5. Step 5: Solve for x
    x = 2,095,569,172,566/2,074,326
  6. Step 6: Final answer
    x = 1,010,241

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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.