Home / 3,921,711.10-5,412,603.11-3,267,299.38

Finding the Fourth Proportional to 3,921,711.10, 5,412,603.11 and 3,267,299.38

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Solution

The fourth proportional to 3,921,711.10, 5,412,603.11 and 3,267,299.38 is: 4,509,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,711.10 : 5,412,603.11 = 3,267,299.38 : x
  2. Step 2: Convert to fraction form
    3,921,711.10/5,412,603.11 = 3,267,299.38/x
  3. Step 3: Cross multiply
    3,921,711.10x = 5,412,603.11 × 3,267,299.38
  4. Step 4: Simplify right side
    3,921,711.10x = 17,684,594,785,489.07
  5. Step 5: Solve for x
    x = 17,684,594,785,489.07/3,921,711.10
  6. Step 6: Final answer
    x = 4,509,407.84

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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.