Home / 3,023,396.07-4,172,286.42-1,665,269.07

Finding the Fourth Proportional to 3,023,396.07, 4,172,286.42 and 1,665,269.07

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Solution

The fourth proportional to 3,023,396.07, 4,172,286.42 and 1,665,269.07 is: 2,298,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,396.07 : 4,172,286.42 = 1,665,269.07 : x
  2. Step 2: Convert to fraction form
    3,023,396.07/4,172,286.42 = 1,665,269.07/x
  3. Step 3: Cross multiply
    3,023,396.07x = 4,172,286.42 × 1,665,269.07
  4. Step 4: Simplify right side
    3,023,396.07x = 6,947,979,526,407.03
  5. Step 5: Solve for x
    x = 6,947,979,526,407.03/3,023,396.07
  6. Step 6: Final answer
    x = 2,298,071.23

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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.