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Finding the Fourth Proportional to 3,522,849, 5,284,273.50 and 863,457

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Solution

The fourth proportional to 3,522,849, 5,284,273.50 and 863,457 is: 1,295,185.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522,849 : 5,284,273.50 = 863,457 : x
  2. Step 2: Convert to fraction form
    3,522,849/5,284,273.50 = 863,457/x
  3. Step 3: Cross multiply
    3,522,849x = 5,284,273.50 × 863,457
  4. Step 4: Simplify right side
    3,522,849x = 4,562,742,943,489.50
  5. Step 5: Solve for x
    x = 4,562,742,943,489.50/3,522,849
  6. Step 6: Final answer
    x = 1,295,185.50

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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.