Home / 3,898,838.31-5,847,013.59-1,339,435.95

Finding the Fourth Proportional to 3,898,838.31, 5,847,013.59 and 1,339,435.95

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Solution

The fourth proportional to 3,898,838.31, 5,847,013.59 and 1,339,435.95 is: 2,008,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,838.31 : 5,847,013.59 = 1,339,435.95 : x
  2. Step 2: Convert to fraction form
    3,898,838.31/5,847,013.59 = 1,339,435.95/x
  3. Step 3: Cross multiply
    3,898,838.31x = 5,847,013.59 × 1,339,435.95
  4. Step 4: Simplify right side
    3,898,838.31x = 7,831,700,202,584.56
  5. Step 5: Solve for x
    x = 7,831,700,202,584.56/3,898,838.31
  6. Step 6: Final answer
    x = 2,008,726.59

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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.