Home / 3,258,667.40-4,887,976.80-984,187.40

Finding the Fourth Proportional to 3,258,667.40, 4,887,976.80 and 984,187.40

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Solution

The fourth proportional to 3,258,667.40, 4,887,976.80 and 984,187.40 is: 1,476,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,667.40 : 4,887,976.80 = 984,187.40 : x
  2. Step 2: Convert to fraction form
    3,258,667.40/4,887,976.80 = 984,187.40/x
  3. Step 3: Cross multiply
    3,258,667.40x = 4,887,976.80 × 984,187.40
  4. Step 4: Simplify right side
    3,258,667.40x = 4,810,685,178,052.32
  5. Step 5: Solve for x
    x = 4,810,685,178,052.32/3,258,667.40
  6. Step 6: Final answer
    x = 1,476,273.76

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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.