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Finding the Fourth Proportional to 5,762,192.88, 8,642,380.56 and 3,625,736.88

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Solution

The fourth proportional to 5,762,192.88, 8,642,380.56 and 3,625,736.88 is: 5,438,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762,192.88 : 8,642,380.56 = 3,625,736.88 : x
  2. Step 2: Convert to fraction form
    5,762,192.88/8,642,380.56 = 3,625,736.88/x
  3. Step 3: Cross multiply
    5,762,192.88x = 8,642,380.56 × 3,625,736.88
  4. Step 4: Simplify right side
    5,762,192.88x = 31,334,997,927,387.05
  5. Step 5: Solve for x
    x = 31,334,997,927,387.05/5,762,192.88
  6. Step 6: Final answer
    x = 5,438,033.50

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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.