Home / 3,467,893.80-5,201,840.70-2,628,085.80

Finding the Fourth Proportional to 3,467,893.80, 5,201,840.70 and 2,628,085.80

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Solution

The fourth proportional to 3,467,893.80, 5,201,840.70 and 2,628,085.80 is: 3,942,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,893.80 : 5,201,840.70 = 2,628,085.80 : x
  2. Step 2: Convert to fraction form
    3,467,893.80/5,201,840.70 = 2,628,085.80/x
  3. Step 3: Cross multiply
    3,467,893.80x = 5,201,840.70 × 2,628,085.80
  4. Step 4: Simplify right side
    3,467,893.80x = 13,670,883,677,532.06
  5. Step 5: Solve for x
    x = 13,670,883,677,532.06/3,467,893.80
  6. Step 6: Final answer
    x = 3,942,128.70

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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.