Home / 2,166,381.77-3,250,180.11-870,444.15

Finding the Fourth Proportional to 2,166,381.77, 3,250,180.11 and 870,444.15

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Solution

The fourth proportional to 2,166,381.77, 3,250,180.11 and 870,444.15 is: 1,305,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,381.77 : 3,250,180.11 = 870,444.15 : x
  2. Step 2: Convert to fraction form
    2,166,381.77/3,250,180.11 = 870,444.15/x
  3. Step 3: Cross multiply
    2,166,381.77x = 3,250,180.11 × 870,444.15
  4. Step 4: Simplify right side
    2,166,381.77x = 2,829,100,263,195.86
  5. Step 5: Solve for x
    x = 2,829,100,263,195.86/2,166,381.77
  6. Step 6: Final answer
    x = 1,305,910.30

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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.