Home / 3,872,737.67-5,344,446.71-2,153,858.95

Finding the Fourth Proportional to 3,872,737.67, 5,344,446.71 and 2,153,858.95

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Solution

The fourth proportional to 3,872,737.67, 5,344,446.71 and 2,153,858.95 is: 2,972,363.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872,737.67 : 5,344,446.71 = 2,153,858.95 : x
  2. Step 2: Convert to fraction form
    3,872,737.67/5,344,446.71 = 2,153,858.95/x
  3. Step 3: Cross multiply
    3,872,737.67x = 5,344,446.71 × 2,153,858.95
  4. Step 4: Simplify right side
    3,872,737.67x = 11,511,184,341,640.03
  5. Step 5: Solve for x
    x = 11,511,184,341,640.03/3,872,737.67
  6. Step 6: Final answer
    x = 2,972,363.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.