Home / 5,171,195.15-7,756,771.79-1,576,951.69

Finding the Fourth Proportional to 5,171,195.15, 7,756,771.79 and 1,576,951.69

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Solution

The fourth proportional to 5,171,195.15, 7,756,771.79 and 1,576,951.69 is: 2,365,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,195.15 : 7,756,771.79 = 1,576,951.69 : x
  2. Step 2: Convert to fraction form
    5,171,195.15/7,756,771.79 = 1,576,951.69/x
  3. Step 3: Cross multiply
    5,171,195.15x = 7,756,771.79 × 1,576,951.69
  4. Step 4: Simplify right side
    5,171,195.15x = 12,232,054,394,692.00
  5. Step 5: Solve for x
    x = 12,232,054,394,692.00/5,171,195.15
  6. Step 6: Final answer
    x = 2,365,421.15

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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.