Home / 3,560,989.28-4,914,372.84-2,012,211.50

Finding the Fourth Proportional to 3,560,989.28, 4,914,372.84 and 2,012,211.50

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Solution

The fourth proportional to 3,560,989.28, 4,914,372.84 and 2,012,211.50 is: 2,776,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,989.28 : 4,914,372.84 = 2,012,211.50 : x
  2. Step 2: Convert to fraction form
    3,560,989.28/4,914,372.84 = 2,012,211.50/x
  3. Step 3: Cross multiply
    3,560,989.28x = 4,914,372.84 × 2,012,211.50
  4. Step 4: Simplify right side
    3,560,989.28x = 9,888,757,543,935.66
  5. Step 5: Solve for x
    x = 9,888,757,543,935.66/3,560,989.28
  6. Step 6: Final answer
    x = 2,776,969.20

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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.