Home / 3,258,916.20-4,889,540.70-1,366,237.80

Finding the Fourth Proportional to 3,258,916.20, 4,889,540.70 and 1,366,237.80

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Solution

The fourth proportional to 3,258,916.20, 4,889,540.70 and 1,366,237.80 is: 2,049,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,916.20 : 4,889,540.70 = 1,366,237.80 : x
  2. Step 2: Convert to fraction form
    3,258,916.20/4,889,540.70 = 1,366,237.80/x
  3. Step 3: Cross multiply
    3,258,916.20x = 4,889,540.70 × 1,366,237.80
  4. Step 4: Simplify right side
    3,258,916.20x = 6,680,275,328,978.46
  5. Step 5: Solve for x
    x = 6,680,275,328,978.46/3,258,916.20
  6. Step 6: Final answer
    x = 2,049,845.69

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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.