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Finding the Fourth Proportional to 1,222,346.04, 1,836,508.14 and 1,154,365.80

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Solution

The fourth proportional to 1,222,346.04, 1,836,508.14 and 1,154,365.80 is: 1,734,371.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,346.04 : 1,836,508.14 = 1,154,365.80 : x
  2. Step 2: Convert to fraction form
    1,222,346.04/1,836,508.14 = 1,154,365.80/x
  3. Step 3: Cross multiply
    1,222,346.04x = 1,836,508.14 × 1,154,365.80
  4. Step 4: Simplify right side
    1,222,346.04x = 2,120,002,188,237.61
  5. Step 5: Solve for x
    x = 2,120,002,188,237.61/1,222,346.04
  6. Step 6: Final answer
    x = 1,734,371.54

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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.