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Finding the Fourth Proportional to 1,167,006, 1,610,468.28 and 630,462

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Solution

The fourth proportional to 1,167,006, 1,610,468.28 and 630,462 is: 870,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,006 : 1,610,468.28 = 630,462 : x
  2. Step 2: Convert to fraction form
    1,167,006/1,610,468.28 = 630,462/x
  3. Step 3: Cross multiply
    1,167,006x = 1,610,468.28 × 630,462
  4. Step 4: Simplify right side
    1,167,006x = 1,015,339,052,745.36
  5. Step 5: Solve for x
    x = 1,015,339,052,745.36/1,167,006
  6. Step 6: Final answer
    x = 870,037.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.