Home / 3,619,576.30-4,992,719.78-2,223,526.72

Finding the Fourth Proportional to 3,619,576.30, 4,992,719.78 and 2,223,526.72

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Solution

The fourth proportional to 3,619,576.30, 4,992,719.78 and 2,223,526.72 is: 3,067,056.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,576.30 : 4,992,719.78 = 2,223,526.72 : x
  2. Step 2: Convert to fraction form
    3,619,576.30/4,992,719.78 = 2,223,526.72/x
  3. Step 3: Cross multiply
    3,619,576.30x = 4,992,719.78 × 2,223,526.72
  4. Step 4: Simplify right side
    3,619,576.30x = 11,101,445,836,302.52
  5. Step 5: Solve for x
    x = 11,101,445,836,302.52/3,619,576.30
  6. Step 6: Final answer
    x = 3,067,056.73

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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.