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Finding the Fourth Proportional to 3,579,237.06, 5,369,696.46 and 1,183,081.83

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Solution

The fourth proportional to 3,579,237.06, 5,369,696.46 and 1,183,081.83 is: 1,774,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,237.06 : 5,369,696.46 = 1,183,081.83 : x
  2. Step 2: Convert to fraction form
    3,579,237.06/5,369,696.46 = 1,183,081.83/x
  3. Step 3: Cross multiply
    3,579,237.06x = 5,369,696.46 × 1,183,081.83
  4. Step 4: Simplify right side
    3,579,237.06x = 6,352,790,314,441.32
  5. Step 5: Solve for x
    x = 6,352,790,314,441.32/3,579,237.06
  6. Step 6: Final answer
    x = 1,774,900.69

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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.