Home / 4,179,120.62-6,271,477.04-1,519,728.62

Finding the Fourth Proportional to 4,179,120.62, 6,271,477.04 and 1,519,728.62

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Solution

The fourth proportional to 4,179,120.62, 6,271,477.04 and 1,519,728.62 is: 2,280,609.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,120.62 : 6,271,477.04 = 1,519,728.62 : x
  2. Step 2: Convert to fraction form
    4,179,120.62/6,271,477.04 = 1,519,728.62/x
  3. Step 3: Cross multiply
    4,179,120.62x = 6,271,477.04 × 1,519,728.62
  4. Step 4: Simplify right side
    4,179,120.62x = 9,530,943,119,802.82
  5. Step 5: Solve for x
    x = 9,530,943,119,802.82/4,179,120.62
  6. Step 6: Final answer
    x = 2,280,609.73

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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.