Home / 5,208,819.24-7,815,474.16-2,812,188

Finding the Fourth Proportional to 5,208,819.24, 7,815,474.16 and 2,812,188

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Solution

The fourth proportional to 5,208,819.24, 7,815,474.16 and 2,812,188 is: 4,219,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,819.24 : 7,815,474.16 = 2,812,188 : x
  2. Step 2: Convert to fraction form
    5,208,819.24/7,815,474.16 = 2,812,188/x
  3. Step 3: Cross multiply
    5,208,819.24x = 7,815,474.16 × 2,812,188
  4. Step 4: Simplify right side
    5,208,819.24x = 21,978,582,647,062.08
  5. Step 5: Solve for x
    x = 21,978,582,647,062.08/5,208,819.24
  6. Step 6: Final answer
    x = 4,219,494.21

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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.