Home / 3,109,040.35-4,663,560.59-1,214,453.18

Finding the Fourth Proportional to 3,109,040.35, 4,663,560.59 and 1,214,453.18

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Solution

The fourth proportional to 3,109,040.35, 4,663,560.59 and 1,214,453.18 is: 1,821,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,040.35 : 4,663,560.59 = 1,214,453.18 : x
  2. Step 2: Convert to fraction form
    3,109,040.35/4,663,560.59 = 1,214,453.18/x
  3. Step 3: Cross multiply
    3,109,040.35x = 4,663,560.59 × 1,214,453.18
  4. Step 4: Simplify right side
    3,109,040.35x = 5,663,675,998,789.01
  5. Step 5: Solve for x
    x = 5,663,675,998,789.01/3,109,040.35
  6. Step 6: Final answer
    x = 1,821,679.80

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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.