Home / 3,007,150.65-4,149,921.74-1,630,540.80

Finding the Fourth Proportional to 3,007,150.65, 4,149,921.74 and 1,630,540.80

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Solution

The fourth proportional to 3,007,150.65, 4,149,921.74 and 1,630,540.80 is: 2,250,175.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007,150.65 : 4,149,921.74 = 1,630,540.80 : x
  2. Step 2: Convert to fraction form
    3,007,150.65/4,149,921.74 = 1,630,540.80/x
  3. Step 3: Cross multiply
    3,007,150.65x = 4,149,921.74 × 1,630,540.80
  4. Step 4: Simplify right side
    3,007,150.65x = 6,766,616,705,724.29
  5. Step 5: Solve for x
    x = 6,766,616,705,724.29/3,007,150.65
  6. Step 6: Final answer
    x = 2,250,175.50

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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.