Home / 2,858,195.32-4,285,047.62-1,956,910.72

Finding the Fourth Proportional to 2,858,195.32, 4,285,047.62 and 1,956,910.72

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Solution

The fourth proportional to 2,858,195.32, 4,285,047.62 and 1,956,910.72 is: 2,933,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,195.32 : 4,285,047.62 = 1,956,910.72 : x
  2. Step 2: Convert to fraction form
    2,858,195.32/4,285,047.62 = 1,956,910.72/x
  3. Step 3: Cross multiply
    2,858,195.32x = 4,285,047.62 × 1,956,910.72
  4. Step 4: Simplify right side
    2,858,195.32x = 8,385,455,623,288.49
  5. Step 5: Solve for x
    x = 8,385,455,623,288.49/2,858,195.32
  6. Step 6: Final answer
    x = 2,933,828.76

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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.