Home / 3,934,440.70-5,429,804.83-2,192,223.04

Finding the Fourth Proportional to 3,934,440.70, 5,429,804.83 and 2,192,223.04

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Solution

The fourth proportional to 3,934,440.70, 5,429,804.83 and 2,192,223.04 is: 3,025,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,440.70 : 5,429,804.83 = 2,192,223.04 : x
  2. Step 2: Convert to fraction form
    3,934,440.70/5,429,804.83 = 2,192,223.04/x
  3. Step 3: Cross multiply
    3,934,440.70x = 5,429,804.83 × 2,192,223.04
  4. Step 4: Simplify right side
    3,934,440.70x = 11,903,343,218,399.70
  5. Step 5: Solve for x
    x = 11,903,343,218,399.70/3,934,440.70
  6. Step 6: Final answer
    x = 3,025,421.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.