Home / 4,879,731.84-7,321,127.46-2,936,580.65

Finding the Fourth Proportional to 4,879,731.84, 7,321,127.46 and 2,936,580.65

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Solution

The fourth proportional to 4,879,731.84, 7,321,127.46 and 2,936,580.65 is: 4,405,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879,731.84 : 7,321,127.46 = 2,936,580.65 : x
  2. Step 2: Convert to fraction form
    4,879,731.84/7,321,127.46 = 2,936,580.65/x
  3. Step 3: Cross multiply
    4,879,731.84x = 7,321,127.46 × 2,936,580.65
  4. Step 4: Simplify right side
    4,879,731.84x = 21,499,081,235,219.65
  5. Step 5: Solve for x
    x = 21,499,081,235,219.65/4,879,731.84
  6. Step 6: Final answer
    x = 4,405,791.54

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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.