Home / 3,581,972.31-4,943,078.70-1,950,379.17

Finding the Fourth Proportional to 3,581,972.31, 4,943,078.70 and 1,950,379.17

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Solution

The fourth proportional to 3,581,972.31, 4,943,078.70 and 1,950,379.17 is: 2,691,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,972.31 : 4,943,078.70 = 1,950,379.17 : x
  2. Step 2: Convert to fraction form
    3,581,972.31/4,943,078.70 = 1,950,379.17/x
  3. Step 3: Cross multiply
    3,581,972.31x = 4,943,078.70 × 1,950,379.17
  4. Step 4: Simplify right side
    3,581,972.31x = 9,640,877,732,150.68
  5. Step 5: Solve for x
    x = 9,640,877,732,150.68/3,581,972.31
  6. Step 6: Final answer
    x = 2,691,499.79

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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.