Home / 3,679,835.31-5,078,172.89-2,048,207.64

Finding the Fourth Proportional to 3,679,835.31, 5,078,172.89 and 2,048,207.64

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Solution

The fourth proportional to 3,679,835.31, 5,078,172.89 and 2,048,207.64 is: 2,826,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,835.31 : 5,078,172.89 = 2,048,207.64 : x
  2. Step 2: Convert to fraction form
    3,679,835.31/5,078,172.89 = 2,048,207.64/x
  3. Step 3: Cross multiply
    3,679,835.31x = 5,078,172.89 × 2,048,207.64
  4. Step 4: Simplify right side
    3,679,835.31x = 10,401,152,500,297.84
  5. Step 5: Solve for x
    x = 10,401,152,500,297.84/3,679,835.31
  6. Step 6: Final answer
    x = 2,826,526.63

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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.