Home / 5,921,886.78-8,886,114.72-2,889,277.56

Finding the Fourth Proportional to 5,921,886.78, 8,886,114.72 and 2,889,277.56

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Solution

The fourth proportional to 5,921,886.78, 8,886,114.72 and 2,889,277.56 is: 4,335,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921,886.78 : 8,886,114.72 = 2,889,277.56 : x
  2. Step 2: Convert to fraction form
    5,921,886.78/8,886,114.72 = 2,889,277.56/x
  3. Step 3: Cross multiply
    5,921,886.78x = 8,886,114.72 × 2,889,277.56
  4. Step 4: Simplify right side
    5,921,886.78x = 25,674,451,856,081.69
  5. Step 5: Solve for x
    x = 25,674,451,856,081.69/5,921,886.78
  6. Step 6: Final answer
    x = 4,335,518.87

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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.