Home / 3,886,930.26-5,363,928.20-2,144,615.67

Finding the Fourth Proportional to 3,886,930.26, 5,363,928.20 and 2,144,615.67

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Solution

The fourth proportional to 3,886,930.26, 5,363,928.20 and 2,144,615.67 is: 2,959,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,930.26 : 5,363,928.20 = 2,144,615.67 : x
  2. Step 2: Convert to fraction form
    3,886,930.26/5,363,928.20 = 2,144,615.67/x
  3. Step 3: Cross multiply
    3,886,930.26x = 5,363,928.20 × 2,144,615.67
  4. Step 4: Simplify right side
    3,886,930.26x = 11,503,564,475,836.43
  5. Step 5: Solve for x
    x = 11,503,564,475,836.43/3,886,930.26
  6. Step 6: Final answer
    x = 2,959,550.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.