Home / 4,679,712.96-7,019,571.60-1,687,896.96

Finding the Fourth Proportional to 4,679,712.96, 7,019,571.60 and 1,687,896.96

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Solution

The fourth proportional to 4,679,712.96, 7,019,571.60 and 1,687,896.96 is: 2,531,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,712.96 : 7,019,571.60 = 1,687,896.96 : x
  2. Step 2: Convert to fraction form
    4,679,712.96/7,019,571.60 = 1,687,896.96/x
  3. Step 3: Cross multiply
    4,679,712.96x = 7,019,571.60 × 1,687,896.96
  4. Step 4: Simplify right side
    4,679,712.96x = 11,848,313,564,142.34
  5. Step 5: Solve for x
    x = 11,848,313,564,142.34/4,679,712.96
  6. Step 6: Final answer
    x = 2,531,846.22

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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.