Home / 4,669,905.24-7,005,067.70-1,431,205.65

Finding the Fourth Proportional to 4,669,905.24, 7,005,067.70 and 1,431,205.65

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Solution

The fourth proportional to 4,669,905.24, 7,005,067.70 and 1,431,205.65 is: 2,146,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,905.24 : 7,005,067.70 = 1,431,205.65 : x
  2. Step 2: Convert to fraction form
    4,669,905.24/7,005,067.70 = 1,431,205.65/x
  3. Step 3: Cross multiply
    4,669,905.24x = 7,005,067.70 × 1,431,205.65
  4. Step 4: Simplify right side
    4,669,905.24x = 10,025,692,463,716.48
  5. Step 5: Solve for x
    x = 10,025,692,463,716.48/4,669,905.24
  6. Step 6: Final answer
    x = 2,146,872.78

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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.