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Finding the Fourth Proportional to 1,224,799.27, 1,837,270.41 and 371,898.73

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Solution

The fourth proportional to 1,224,799.27, 1,837,270.41 and 371,898.73 is: 557,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,799.27 : 1,837,270.41 = 371,898.73 : x
  2. Step 2: Convert to fraction form
    1,224,799.27/1,837,270.41 = 371,898.73/x
  3. Step 3: Cross multiply
    1,224,799.27x = 1,837,270.41 × 371,898.73
  4. Step 4: Simplify right side
    1,224,799.27x = 683,278,532,145.58
  5. Step 5: Solve for x
    x = 683,278,532,145.58/1,224,799.27
  6. Step 6: Final answer
    x = 557,869.81

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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.