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Finding the Fourth Proportional to 2,628,864, 3,942,900.48 and 735,360

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Solution

The fourth proportional to 2,628,864, 3,942,900.48 and 735,360 is: 1,102,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,864 : 3,942,900.48 = 735,360 : x
  2. Step 2: Convert to fraction form
    2,628,864/3,942,900.48 = 735,360/x
  3. Step 3: Cross multiply
    2,628,864x = 3,942,900.48 × 735,360
  4. Step 4: Simplify right side
    2,628,864x = 2,899,451,296,972.80
  5. Step 5: Solve for x
    x = 2,899,451,296,972.80/2,628,864
  6. Step 6: Final answer
    x = 1,102,929.36

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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.