Home / 1,144,560.05-1,716,822.60-386,933.71

Finding the Fourth Proportional to 1,144,560.05, 1,716,822.60 and 386,933.71

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Solution

The fourth proportional to 1,144,560.05, 1,716,822.60 and 386,933.71 is: 580,394.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,560.05 : 1,716,822.60 = 386,933.71 : x
  2. Step 2: Convert to fraction form
    1,144,560.05/1,716,822.60 = 386,933.71/x
  3. Step 3: Cross multiply
    1,144,560.05x = 1,716,822.60 × 386,933.71
  4. Step 4: Simplify right side
    1,144,560.05x = 664,296,538,029.85
  5. Step 5: Solve for x
    x = 664,296,538,029.85/1,144,560.05
  6. Step 6: Final answer
    x = 580,394.66

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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.