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Finding the Fourth Proportional to 1,799,170.60, 2,697,443.70 and 733,664.20

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Solution

The fourth proportional to 1,799,170.60, 2,697,443.70 and 733,664.20 is: 1,099,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,170.60 : 2,697,443.70 = 733,664.20 : x
  2. Step 2: Convert to fraction form
    1,799,170.60/2,697,443.70 = 733,664.20/x
  3. Step 3: Cross multiply
    1,799,170.60x = 2,697,443.70 × 733,664.20
  4. Step 4: Simplify right side
    1,799,170.60x = 1,979,017,874,205.54
  5. Step 5: Solve for x
    x = 1,979,017,874,205.54/1,799,170.60
  6. Step 6: Final answer
    x = 1,099,961.21

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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.