Home / 1,557,993.69-2,336,629.68-492,837.21

Finding the Fourth Proportional to 1,557,993.69, 2,336,629.68 and 492,837.21

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Solution

The fourth proportional to 1,557,993.69, 2,336,629.68 and 492,837.21 is: 739,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,993.69 : 2,336,629.68 = 492,837.21 : x
  2. Step 2: Convert to fraction form
    1,557,993.69/2,336,629.68 = 492,837.21/x
  3. Step 3: Cross multiply
    1,557,993.69x = 2,336,629.68 × 492,837.21
  4. Step 4: Simplify right side
    1,557,993.69x = 1,151,578,052,294.39
  5. Step 5: Solve for x
    x = 1,151,578,052,294.39/1,557,993.69
  6. Step 6: Final answer
    x = 739,141.67

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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.