Home / 3,689,516.70-5,529,072.84-1,742,167.54

Finding the Fourth Proportional to 3,689,516.70, 5,529,072.84 and 1,742,167.54

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Solution

The fourth proportional to 3,689,516.70, 5,529,072.84 and 1,742,167.54 is: 2,610,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,516.70 : 5,529,072.84 = 1,742,167.54 : x
  2. Step 2: Convert to fraction form
    3,689,516.70/5,529,072.84 = 1,742,167.54/x
  3. Step 3: Cross multiply
    3,689,516.70x = 5,529,072.84 × 1,742,167.54
  4. Step 4: Simplify right side
    3,689,516.70x = 9,632,571,228,143.61
  5. Step 5: Solve for x
    x = 9,632,571,228,143.61/3,689,516.70
  6. Step 6: Final answer
    x = 2,610,794.86

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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.