Home / 4,839,865.71-7,259,749.12-1,245,618.69

Finding the Fourth Proportional to 4,839,865.71, 7,259,749.12 and 1,245,618.69

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Solution

The fourth proportional to 4,839,865.71, 7,259,749.12 and 1,245,618.69 is: 1,868,415.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839,865.71 : 7,259,749.12 = 1,245,618.69 : x
  2. Step 2: Convert to fraction form
    4,839,865.71/7,259,749.12 = 1,245,618.69/x
  3. Step 3: Cross multiply
    4,839,865.71x = 7,259,749.12 × 1,245,618.69
  4. Step 4: Simplify right side
    4,839,865.71x = 9,042,879,188,583.05
  5. Step 5: Solve for x
    x = 9,042,879,188,583.05/4,839,865.71
  6. Step 6: Final answer
    x = 1,868,415.31

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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.