Home / 4,789,950.48-6,609,967.20-2,855,213.64

Finding the Fourth Proportional to 4,789,950.48, 6,609,967.20 and 2,855,213.64

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Solution

The fourth proportional to 4,789,950.48, 6,609,967.20 and 2,855,213.64 is: 3,940,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,950.48 : 6,609,967.20 = 2,855,213.64 : x
  2. Step 2: Convert to fraction form
    4,789,950.48/6,609,967.20 = 2,855,213.64/x
  3. Step 3: Cross multiply
    4,789,950.48x = 6,609,967.20 × 2,855,213.64
  4. Step 4: Simplify right side
    4,789,950.48x = 18,872,868,509,392.61
  5. Step 5: Solve for x
    x = 18,872,868,509,392.61/4,789,950.48
  6. Step 6: Final answer
    x = 3,940,096.79

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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.