Home / 3,301,255.20-4,949,002.80-1,280,877.60

Finding the Fourth Proportional to 3,301,255.20, 4,949,002.80 and 1,280,877.60

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Solution

The fourth proportional to 3,301,255.20, 4,949,002.80 and 1,280,877.60 is: 1,920,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301,255.20 : 4,949,002.80 = 1,280,877.60 : x
  2. Step 2: Convert to fraction form
    3,301,255.20/4,949,002.80 = 1,280,877.60/x
  3. Step 3: Cross multiply
    3,301,255.20x = 4,949,002.80 × 1,280,877.60
  4. Step 4: Simplify right side
    3,301,255.20x = 6,339,066,828,857.28
  5. Step 5: Solve for x
    x = 6,339,066,828,857.28/3,301,255.20
  6. Step 6: Final answer
    x = 1,920,198.97

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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.