Home / 2,005,206.72-3,007,771.20-488,895.36

Finding the Fourth Proportional to 2,005,206.72, 3,007,771.20 and 488,895.36

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Solution

The fourth proportional to 2,005,206.72, 3,007,771.20 and 488,895.36 is: 733,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,206.72 : 3,007,771.20 = 488,895.36 : x
  2. Step 2: Convert to fraction form
    2,005,206.72/3,007,771.20 = 488,895.36/x
  3. Step 3: Cross multiply
    2,005,206.72x = 3,007,771.20 × 488,895.36
  4. Step 4: Simplify right side
    2,005,206.72x = 1,470,485,383,621.63
  5. Step 5: Solve for x
    x = 1,470,485,383,621.63/2,005,206.72
  6. Step 6: Final answer
    x = 733,333.56

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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.