Home / 3,190,920.75-4,783,696.38-1,484,196.89

Finding the Fourth Proportional to 3,190,920.75, 4,783,696.38 and 1,484,196.89

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Solution

The fourth proportional to 3,190,920.75, 4,783,696.38 and 1,484,196.89 is: 2,225,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,920.75 : 4,783,696.38 = 1,484,196.89 : x
  2. Step 2: Convert to fraction form
    3,190,920.75/4,783,696.38 = 1,484,196.89/x
  3. Step 3: Cross multiply
    3,190,920.75x = 4,783,696.38 × 1,484,196.89
  4. Step 4: Simplify right side
    3,190,920.75x = 7,099,947,265,981.78
  5. Step 5: Solve for x
    x = 7,099,947,265,981.78/3,190,920.75
  6. Step 6: Final answer
    x = 2,225,046.57

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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.