Home / 4,939,185.66-7,404,521.10-1,908,678

Finding the Fourth Proportional to 4,939,185.66, 7,404,521.10 and 1,908,678

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Solution

The fourth proportional to 4,939,185.66, 7,404,521.10 and 1,908,678 is: 2,861,371.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939,185.66 : 7,404,521.10 = 1,908,678 : x
  2. Step 2: Convert to fraction form
    4,939,185.66/7,404,521.10 = 1,908,678/x
  3. Step 3: Cross multiply
    4,939,185.66x = 7,404,521.10 × 1,908,678
  4. Step 4: Simplify right side
    4,939,185.66x = 14,132,846,524,105.80
  5. Step 5: Solve for x
    x = 14,132,846,524,105.80/4,939,185.66
  6. Step 6: Final answer
    x = 2,861,371.79

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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.