Home / 1,238,230.36-1,857,037.94-698,723.48

Finding the Fourth Proportional to 1,238,230.36, 1,857,037.94 and 698,723.48

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Solution

The fourth proportional to 1,238,230.36, 1,857,037.94 and 698,723.48 is: 1,047,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,230.36 : 1,857,037.94 = 698,723.48 : x
  2. Step 2: Convert to fraction form
    1,238,230.36/1,857,037.94 = 698,723.48/x
  3. Step 3: Cross multiply
    1,238,230.36x = 1,857,037.94 × 698,723.48
  4. Step 4: Simplify right side
    1,238,230.36x = 1,297,555,999,150.02
  5. Step 5: Solve for x
    x = 1,297,555,999,150.02/1,238,230.36
  6. Step 6: Final answer
    x = 1,047,911.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.