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Finding the Fourth Proportional to 3,630,042.80, 5,446,813.80 and 2,562,786.80

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Solution

The fourth proportional to 3,630,042.80, 5,446,813.80 and 2,562,786.80 is: 3,845,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,042.80 : 5,446,813.80 = 2,562,786.80 : x
  2. Step 2: Convert to fraction form
    3,630,042.80/5,446,813.80 = 2,562,786.80/x
  3. Step 3: Cross multiply
    3,630,042.80x = 5,446,813.80 × 2,562,786.80
  4. Step 4: Simplify right side
    3,630,042.80x = 13,959,022,508,697.84
  5. Step 5: Solve for x
    x = 13,959,022,508,697.84/3,630,042.80
  6. Step 6: Final answer
    x = 3,845,415.41

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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.