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Finding the Fourth Proportional to 1,663,201.15, 2,494,801.73 and 1,663,201.15

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Solution

The fourth proportional to 1,663,201.15, 2,494,801.73 and 1,663,201.15 is: 2,494,801.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,201.15 : 2,494,801.73 = 1,663,201.15 : x
  2. Step 2: Convert to fraction form
    1,663,201.15/2,494,801.73 = 1,663,201.15/x
  3. Step 3: Cross multiply
    1,663,201.15x = 2,494,801.73 × 1,663,201.15
  4. Step 4: Simplify right side
    1,663,201.15x = 4,149,357,106,357.99
  5. Step 5: Solve for x
    x = 4,149,357,106,357.99/1,663,201.15
  6. Step 6: Final answer
    x = 2,494,801.73

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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.