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Finding the Fourth Proportional to 5,361,855.60, 8,043,949.80 and 1,767,010.80

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Solution

The fourth proportional to 5,361,855.60, 8,043,949.80 and 1,767,010.80 is: 2,650,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,855.60 : 8,043,949.80 = 1,767,010.80 : x
  2. Step 2: Convert to fraction form
    5,361,855.60/8,043,949.80 = 1,767,010.80/x
  3. Step 3: Cross multiply
    5,361,855.60x = 8,043,949.80 × 1,767,010.80
  4. Step 4: Simplify right side
    5,361,855.60x = 14,213,746,171,257.84
  5. Step 5: Solve for x
    x = 14,213,746,171,257.84/5,361,855.60
  6. Step 6: Final answer
    x = 2,650,900.59

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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.