Home / 3,101,391.87-4,651,474.64-2,947,591.80

Finding the Fourth Proportional to 3,101,391.87, 4,651,474.64 and 2,947,591.80

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Solution

The fourth proportional to 3,101,391.87, 4,651,474.64 and 2,947,591.80 is: 4,420,804.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,391.87 : 4,651,474.64 = 2,947,591.80 : x
  2. Step 2: Convert to fraction form
    3,101,391.87/4,651,474.64 = 2,947,591.80/x
  3. Step 3: Cross multiply
    3,101,391.87x = 4,651,474.64 × 2,947,591.80
  4. Step 4: Simplify right side
    3,101,391.87x = 13,710,648,492,033.99
  5. Step 5: Solve for x
    x = 13,710,648,492,033.99/3,101,391.87
  6. Step 6: Final answer
    x = 4,420,804.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.