Home / 1,247,723.09-1,871,584.81-301,093.81

Finding the Fourth Proportional to 1,247,723.09, 1,871,584.81 and 301,093.81

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Solution

The fourth proportional to 1,247,723.09, 1,871,584.81 and 301,093.81 is: 451,640.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,723.09 : 1,871,584.81 = 301,093.81 : x
  2. Step 2: Convert to fraction form
    1,247,723.09/1,871,584.81 = 301,093.81/x
  3. Step 3: Cross multiply
    1,247,723.09x = 1,871,584.81 × 301,093.81
  4. Step 4: Simplify right side
    1,247,723.09x = 563,522,595,749.33
  5. Step 5: Solve for x
    x = 563,522,595,749.33/1,247,723.09
  6. Step 6: Final answer
    x = 451,640.75

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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.