Home / 3,179,618.46-4,769,318.16-905,156.82

Finding the Fourth Proportional to 3,179,618.46, 4,769,318.16 and 905,156.82

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Solution

The fourth proportional to 3,179,618.46, 4,769,318.16 and 905,156.82 is: 1,357,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,618.46 : 4,769,318.16 = 905,156.82 : x
  2. Step 2: Convert to fraction form
    3,179,618.46/4,769,318.16 = 905,156.82/x
  3. Step 3: Cross multiply
    3,179,618.46x = 4,769,318.16 × 905,156.82
  4. Step 4: Simplify right side
    3,179,618.46x = 4,316,980,859,273.85
  5. Step 5: Solve for x
    x = 4,316,980,859,273.85/3,179,618.46
  6. Step 6: Final answer
    x = 1,357,704.05

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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.