Home / 3,105,787.11-4,284,876.96-1,798,325.61

Finding the Fourth Proportional to 3,105,787.11, 4,284,876.96 and 1,798,325.61

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Solution

The fourth proportional to 3,105,787.11, 4,284,876.96 and 1,798,325.61 is: 2,481,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,787.11 : 4,284,876.96 = 1,798,325.61 : x
  2. Step 2: Convert to fraction form
    3,105,787.11/4,284,876.96 = 1,798,325.61/x
  3. Step 3: Cross multiply
    3,105,787.11x = 4,284,876.96 × 1,798,325.61
  4. Step 4: Simplify right side
    3,105,787.11x = 7,705,603,972,866.95
  5. Step 5: Solve for x
    x = 7,705,603,972,866.95/3,105,787.11
  6. Step 6: Final answer
    x = 2,481,047.06

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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.