Home / 5,458,975.20-8,176,021.20-3,219,487.20

Finding the Fourth Proportional to 5,458,975.20, 8,176,021.20 and 3,219,487.20

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Solution

The fourth proportional to 5,458,975.20, 8,176,021.20 and 3,219,487.20 is: 4,821,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,975.20 : 8,176,021.20 = 3,219,487.20 : x
  2. Step 2: Convert to fraction form
    5,458,975.20/8,176,021.20 = 3,219,487.20/x
  3. Step 3: Cross multiply
    5,458,975.20x = 8,176,021.20 × 3,219,487.20
  4. Step 4: Simplify right side
    5,458,975.20x = 26,322,595,600,328.64
  5. Step 5: Solve for x
    x = 26,322,595,600,328.64/5,458,975.20
  6. Step 6: Final answer
    x = 4,821,893.24

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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.