Home / 4,191,105.46-6,281,399.14-1,792,129.12

Finding the Fourth Proportional to 4,191,105.46, 6,281,399.14 and 1,792,129.12

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Solution

The fourth proportional to 4,191,105.46, 6,281,399.14 and 1,792,129.12 is: 2,685,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191,105.46 : 6,281,399.14 = 1,792,129.12 : x
  2. Step 2: Convert to fraction form
    4,191,105.46/6,281,399.14 = 1,792,129.12/x
  3. Step 3: Cross multiply
    4,191,105.46x = 6,281,399.14 × 1,792,129.12
  4. Step 4: Simplify right side
    4,191,105.46x = 11,257,078,311,872.61
  5. Step 5: Solve for x
    x = 11,257,078,311,872.61/4,191,105.46
  6. Step 6: Final answer
    x = 2,685,944.89

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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.