Home / 3,171,485.52-4,757,187.60-775,351.44

Finding the Fourth Proportional to 3,171,485.52, 4,757,187.60 and 775,351.44

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Solution

The fourth proportional to 3,171,485.52, 4,757,187.60 and 775,351.44 is: 1,163,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,485.52 : 4,757,187.60 = 775,351.44 : x
  2. Step 2: Convert to fraction form
    3,171,485.52/4,757,187.60 = 775,351.44/x
  3. Step 3: Cross multiply
    3,171,485.52x = 4,757,187.60 × 775,351.44
  4. Step 4: Simplify right side
    3,171,485.52x = 3,688,492,256,010.14
  5. Step 5: Solve for x
    x = 3,688,492,256,010.14/3,171,485.52
  6. Step 6: Final answer
    x = 1,163,017.21

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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.