Home / 4,921,519.44-6,792,165.72-2,987,336.64

Finding the Fourth Proportional to 4,921,519.44, 6,792,165.72 and 2,987,336.64

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Solution

The fourth proportional to 4,921,519.44, 6,792,165.72 and 2,987,336.64 is: 4,122,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,519.44 : 6,792,165.72 = 2,987,336.64 : x
  2. Step 2: Convert to fraction form
    4,921,519.44/6,792,165.72 = 2,987,336.64/x
  3. Step 3: Cross multiply
    4,921,519.44x = 6,792,165.72 × 2,987,336.64
  4. Step 4: Simplify right side
    4,921,519.44x = 20,290,485,520,307.98
  5. Step 5: Solve for x
    x = 20,290,485,520,307.98/4,921,519.44
  6. Step 6: Final answer
    x = 4,122,809.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.