Home / 3,171,935.63-4,757,903.45-775,751.82

Finding the Fourth Proportional to 3,171,935.63, 4,757,903.45 and 775,751.82

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Solution

The fourth proportional to 3,171,935.63, 4,757,903.45 and 775,751.82 is: 1,163,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,935.63 : 4,757,903.45 = 775,751.82 : x
  2. Step 2: Convert to fraction form
    3,171,935.63/4,757,903.45 = 775,751.82/x
  3. Step 3: Cross multiply
    3,171,935.63x = 4,757,903.45 × 775,751.82
  4. Step 4: Simplify right side
    3,171,935.63x = 3,690,952,241,909.95
  5. Step 5: Solve for x
    x = 3,690,952,241,909.95/3,171,935.63
  6. Step 6: Final answer
    x = 1,163,627.72

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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.