Home / 4,679,715.96-7,019,576.10-1,687,899.96

Finding the Fourth Proportional to 4,679,715.96, 7,019,576.10 and 1,687,899.96

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Solution

The fourth proportional to 4,679,715.96, 7,019,576.10 and 1,687,899.96 is: 2,531,850.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,715.96 : 7,019,576.10 = 1,687,899.96 : x
  2. Step 2: Convert to fraction form
    4,679,715.96/7,019,576.10 = 1,687,899.96/x
  3. Step 3: Cross multiply
    4,679,715.96x = 7,019,576.10 × 1,687,899.96
  4. Step 4: Simplify right side
    4,679,715.96x = 11,848,342,218,406.96
  5. Step 5: Solve for x
    x = 11,848,342,218,406.96/4,679,715.96
  6. Step 6: Final answer
    x = 2,531,850.72

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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.