Home / 3,603,469.29-4,972,885.31-2,208,006.78

Finding the Fourth Proportional to 3,603,469.29, 4,972,885.31 and 2,208,006.78

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Solution

The fourth proportional to 3,603,469.29, 4,972,885.31 and 2,208,006.78 is: 3,047,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,469.29 : 4,972,885.31 = 2,208,006.78 : x
  2. Step 2: Convert to fraction form
    3,603,469.29/4,972,885.31 = 2,208,006.78/x
  3. Step 3: Cross multiply
    3,603,469.29x = 4,972,885.31 × 2,208,006.78
  4. Step 4: Simplify right side
    3,603,469.29x = 10,980,164,472,362.38
  5. Step 5: Solve for x
    x = 10,980,164,472,362.38/3,603,469.29
  6. Step 6: Final answer
    x = 3,047,109.22

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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.