Home / 3,476,872.72-4,798,576.26-1,928,476.72

Finding the Fourth Proportional to 3,476,872.72, 4,798,576.26 and 1,928,476.72

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Solution

The fourth proportional to 3,476,872.72, 4,798,576.26 and 1,928,476.72 is: 2,661,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,872.72 : 4,798,576.26 = 1,928,476.72 : x
  2. Step 2: Convert to fraction form
    3,476,872.72/4,798,576.26 = 1,928,476.72/x
  3. Step 3: Cross multiply
    3,476,872.72x = 4,798,576.26 × 1,928,476.72
  4. Step 4: Simplify right side
    3,476,872.72x = 9,253,942,606,554.67
  5. Step 5: Solve for x
    x = 9,253,942,606,554.67/3,476,872.72
  6. Step 6: Final answer
    x = 2,661,570.71

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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.