Home / 3,004,999.21-4,146,914.64-1,628,343.46

Finding the Fourth Proportional to 3,004,999.21, 4,146,914.64 and 1,628,343.46

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Solution

The fourth proportional to 3,004,999.21, 4,146,914.64 and 1,628,343.46 is: 2,247,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004,999.21 : 4,146,914.64 = 1,628,343.46 : x
  2. Step 2: Convert to fraction form
    3,004,999.21/4,146,914.64 = 1,628,343.46/x
  3. Step 3: Cross multiply
    3,004,999.21x = 4,146,914.64 × 1,628,343.46
  4. Step 4: Simplify right side
    3,004,999.21x = 6,752,601,333,222.26
  5. Step 5: Solve for x
    x = 6,752,601,333,222.26/3,004,999.21
  6. Step 6: Final answer
    x = 2,247,122.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.