Home / 3,679,840.17-5,078,179.71-2,048,212.44

Finding the Fourth Proportional to 3,679,840.17, 5,078,179.71 and 2,048,212.44

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Solution

The fourth proportional to 3,679,840.17, 5,078,179.71 and 2,048,212.44 is: 2,826,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,840.17 : 5,078,179.71 = 2,048,212.44 : x
  2. Step 2: Convert to fraction form
    3,679,840.17/5,078,179.71 = 2,048,212.44/x
  3. Step 3: Cross multiply
    3,679,840.17x = 5,078,179.71 × 2,048,212.44
  4. Step 4: Simplify right side
    3,679,840.17x = 10,401,190,854,577.59
  5. Step 5: Solve for x
    x = 10,401,190,854,577.59/3,679,840.17
  6. Step 6: Final answer
    x = 2,826,533.32

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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.