Home / 3,188,897.78-4,783,326.42-1,167,282.50

Finding the Fourth Proportional to 3,188,897.78, 4,783,326.42 and 1,167,282.50

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Solution

The fourth proportional to 3,188,897.78, 4,783,326.42 and 1,167,282.50 is: 1,750,916.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,897.78 : 4,783,326.42 = 1,167,282.50 : x
  2. Step 2: Convert to fraction form
    3,188,897.78/4,783,326.42 = 1,167,282.50/x
  3. Step 3: Cross multiply
    3,188,897.78x = 4,783,326.42 × 1,167,282.50
  4. Step 4: Simplify right side
    3,188,897.78x = 5,583,493,221,853.65
  5. Step 5: Solve for x
    x = 5,583,493,221,853.65/3,188,897.78
  6. Step 6: Final answer
    x = 1,750,916.34

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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.