Home / 1,273,939.12-1,910,318.18-475,006.15

Finding the Fourth Proportional to 1,273,939.12, 1,910,318.18 and 475,006.15

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Solution

The fourth proportional to 1,273,939.12, 1,910,318.18 and 475,006.15 is: 712,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,939.12 : 1,910,318.18 = 475,006.15 : x
  2. Step 2: Convert to fraction form
    1,273,939.12/1,910,318.18 = 475,006.15/x
  3. Step 3: Cross multiply
    1,273,939.12x = 1,910,318.18 × 475,006.15
  4. Step 4: Simplify right side
    1,273,939.12x = 907,412,875,592.73
  5. Step 5: Solve for x
    x = 907,412,875,592.73/1,273,939.12
  6. Step 6: Final answer
    x = 712,289.04

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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.