Home / 4,483,043.21-6,723,843.03-1,287,442.55

Finding the Fourth Proportional to 4,483,043.21, 6,723,843.03 and 1,287,442.55

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Solution

The fourth proportional to 4,483,043.21, 6,723,843.03 and 1,287,442.55 is: 1,930,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483,043.21 : 6,723,843.03 = 1,287,442.55 : x
  2. Step 2: Convert to fraction form
    4,483,043.21/6,723,843.03 = 1,287,442.55/x
  3. Step 3: Cross multiply
    4,483,043.21x = 6,723,843.03 × 1,287,442.55
  4. Step 4: Simplify right side
    4,483,043.21x = 8,656,561,582,723.71
  5. Step 5: Solve for x
    x = 8,656,561,582,723.71/4,483,043.21
  6. Step 6: Final answer
    x = 1,930,956.54

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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.