Home / 2,509,093.81-3,461,786.62-1,421,192.53

Finding the Fourth Proportional to 2,509,093.81, 3,461,786.62 and 1,421,192.53

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Solution

The fourth proportional to 2,509,093.81, 3,461,786.62 and 1,421,192.53 is: 1,960,813.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,093.81 : 3,461,786.62 = 1,421,192.53 : x
  2. Step 2: Convert to fraction form
    2,509,093.81/3,461,786.62 = 1,421,192.53/x
  3. Step 3: Cross multiply
    2,509,093.81x = 3,461,786.62 × 1,421,192.53
  4. Step 4: Simplify right side
    2,509,093.81x = 4,919,865,284,797.95
  5. Step 5: Solve for x
    x = 4,919,865,284,797.95/2,509,093.81
  6. Step 6: Final answer
    x = 1,960,813.61

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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.