Home / 1,335,163.80-2,002,745.70-886,488.60

Finding the Fourth Proportional to 1,335,163.80, 2,002,745.70 and 886,488.60

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Solution

The fourth proportional to 1,335,163.80, 2,002,745.70 and 886,488.60 is: 1,329,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,163.80 : 2,002,745.70 = 886,488.60 : x
  2. Step 2: Convert to fraction form
    1,335,163.80/2,002,745.70 = 886,488.60/x
  3. Step 3: Cross multiply
    1,335,163.80x = 2,002,745.70 × 886,488.60
  4. Step 4: Simplify right side
    1,335,163.80x = 1,775,411,231,749.02
  5. Step 5: Solve for x
    x = 1,775,411,231,749.02/1,335,163.80
  6. Step 6: Final answer
    x = 1,329,732.90

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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.