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Finding the Fourth Proportional to 3,782,381, 5,673,558.54 and 942,495.08

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Solution

The fourth proportional to 3,782,381, 5,673,558.54 and 942,495.08 is: 1,413,739.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,381 : 5,673,558.54 = 942,495.08 : x
  2. Step 2: Convert to fraction form
    3,782,381/5,673,558.54 = 942,495.08/x
  3. Step 3: Cross multiply
    3,782,381x = 5,673,558.54 × 942,495.08
  4. Step 4: Simplify right side
    3,782,381x = 5,347,301,010,041.98
  5. Step 5: Solve for x
    x = 5,347,301,010,041.98/3,782,381
  6. Step 6: Final answer
    x = 1,413,739.39

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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.