Home / 3,621,128.84-5,431,658.70-2,201,576.84

Finding the Fourth Proportional to 3,621,128.84, 5,431,658.70 and 2,201,576.84

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Solution

The fourth proportional to 3,621,128.84, 5,431,658.70 and 2,201,576.84 is: 3,302,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,128.84 : 5,431,658.70 = 2,201,576.84 : x
  2. Step 2: Convert to fraction form
    3,621,128.84/5,431,658.70 = 2,201,576.84/x
  3. Step 3: Cross multiply
    3,621,128.84x = 5,431,658.70 × 2,201,576.84
  4. Step 4: Simplify right side
    3,621,128.84x = 11,958,213,996,704.51
  5. Step 5: Solve for x
    x = 11,958,213,996,704.51/3,621,128.84
  6. Step 6: Final answer
    x = 3,302,344.25

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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.