Home / 3,021,178.50-4,531,766.94-1,128,067.56

Finding the Fourth Proportional to 3,021,178.50, 4,531,766.94 and 1,128,067.56

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Solution

The fourth proportional to 3,021,178.50, 4,531,766.94 and 1,128,067.56 is: 1,692,101.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,178.50 : 4,531,766.94 = 1,128,067.56 : x
  2. Step 2: Convert to fraction form
    3,021,178.50/4,531,766.94 = 1,128,067.56/x
  3. Step 3: Cross multiply
    3,021,178.50x = 4,531,766.94 × 1,128,067.56
  4. Step 4: Simplify right side
    3,021,178.50x = 5,112,139,274,494.47
  5. Step 5: Solve for x
    x = 5,112,139,274,494.47/3,021,178.50
  6. Step 6: Final answer
    x = 1,692,101.04

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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.