Home / 3,781,935.57-5,672,953.49-1,188,155.69

Finding the Fourth Proportional to 3,781,935.57, 5,672,953.49 and 1,188,155.69

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Solution

The fourth proportional to 3,781,935.57, 5,672,953.49 and 1,188,155.69 is: 1,782,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,935.57 : 5,672,953.49 = 1,188,155.69 : x
  2. Step 2: Convert to fraction form
    3,781,935.57/5,672,953.49 = 1,188,155.69/x
  3. Step 3: Cross multiply
    3,781,935.57x = 5,672,953.49 × 1,188,155.69
  4. Step 4: Simplify right side
    3,781,935.57x = 6,740,351,968,248.86
  5. Step 5: Solve for x
    x = 6,740,351,968,248.86/3,781,935.57
  6. Step 6: Final answer
    x = 1,782,249.29

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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.