Home / 3,028,121.40-4,548,500.10-2,555,729.40

Finding the Fourth Proportional to 3,028,121.40, 4,548,500.10 and 2,555,729.40

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Solution

The fourth proportional to 3,028,121.40, 4,548,500.10 and 2,555,729.40 is: 3,838,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,121.40 : 4,548,500.10 = 2,555,729.40 : x
  2. Step 2: Convert to fraction form
    3,028,121.40/4,548,500.10 = 2,555,729.40/x
  3. Step 3: Cross multiply
    3,028,121.40x = 4,548,500.10 × 2,555,729.40
  4. Step 4: Simplify right side
    3,028,121.40x = 11,624,735,431,472.94
  5. Step 5: Solve for x
    x = 11,624,735,431,472.94/3,028,121.40
  6. Step 6: Final answer
    x = 3,838,926.48

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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.