Home / 1,273,939.46-1,910,318.69-475,006.49

Finding the Fourth Proportional to 1,273,939.46, 1,910,318.69 and 475,006.49

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Solution

The fourth proportional to 1,273,939.46, 1,910,318.69 and 475,006.49 is: 712,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,939.46 : 1,910,318.69 = 475,006.49 : x
  2. Step 2: Convert to fraction form
    1,273,939.46/1,910,318.69 = 475,006.49/x
  3. Step 3: Cross multiply
    1,273,939.46x = 1,910,318.69 × 475,006.49
  4. Step 4: Simplify right side
    1,273,939.46x = 907,413,774,517.92
  5. Step 5: Solve for x
    x = 907,413,774,517.92/1,273,939.46
  6. Step 6: Final answer
    x = 712,289.56

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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.