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Finding the Fourth Proportional to 2,863,459, 4,295,214.42 and 868,915

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Solution

The fourth proportional to 2,863,459, 4,295,214.42 and 868,915 is: 1,303,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,459 : 4,295,214.42 = 868,915 : x
  2. Step 2: Convert to fraction form
    2,863,459/4,295,214.42 = 868,915/x
  3. Step 3: Cross multiply
    2,863,459x = 4,295,214.42 × 868,915
  4. Step 4: Simplify right side
    2,863,459x = 3,732,176,237,754.30
  5. Step 5: Solve for x
    x = 3,732,176,237,754.30/2,863,459
  6. Step 6: Final answer
    x = 1,303,380.37

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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.