Home / 3,121,729.06-4,683,039.84-962,936.50

Finding the Fourth Proportional to 3,121,729.06, 4,683,039.84 and 962,936.50

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Solution

The fourth proportional to 3,121,729.06, 4,683,039.84 and 962,936.50 is: 1,444,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,729.06 : 4,683,039.84 = 962,936.50 : x
  2. Step 2: Convert to fraction form
    3,121,729.06/4,683,039.84 = 962,936.50/x
  3. Step 3: Cross multiply
    3,121,729.06x = 4,683,039.84 × 962,936.50
  4. Step 4: Simplify right side
    3,121,729.06x = 4,509,469,992,890.16
  5. Step 5: Solve for x
    x = 4,509,469,992,890.16/3,121,729.06
  6. Step 6: Final answer
    x = 1,444,542.40

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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.