Home / 1,332,716.46-1,999,073.04-434,156.70

Finding the Fourth Proportional to 1,332,716.46, 1,999,073.04 and 434,156.70

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Solution

The fourth proportional to 1,332,716.46, 1,999,073.04 and 434,156.70 is: 651,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,716.46 : 1,999,073.04 = 434,156.70 : x
  2. Step 2: Convert to fraction form
    1,332,716.46/1,999,073.04 = 434,156.70/x
  3. Step 3: Cross multiply
    1,332,716.46x = 1,999,073.04 × 434,156.70
  4. Step 4: Simplify right side
    1,332,716.46x = 867,910,954,105.37
  5. Step 5: Solve for x
    x = 867,910,954,105.37/1,332,716.46
  6. Step 6: Final answer
    x = 651,234.51

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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.