Home / 3,870,758.94-5,341,344.76-2,151,774.78

Finding the Fourth Proportional to 3,870,758.94, 5,341,344.76 and 2,151,774.78

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Solution

The fourth proportional to 3,870,758.94, 5,341,344.76 and 2,151,774.78 is: 2,969,280.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,758.94 : 5,341,344.76 = 2,151,774.78 : x
  2. Step 2: Convert to fraction form
    3,870,758.94/5,341,344.76 = 2,151,774.78/x
  3. Step 3: Cross multiply
    3,870,758.94x = 5,341,344.76 × 2,151,774.78
  4. Step 4: Simplify right side
    3,870,758.94x = 11,493,370,945,853.15
  5. Step 5: Solve for x
    x = 11,493,370,945,853.15/3,870,758.94
  6. Step 6: Final answer
    x = 2,969,280.99

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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.