Home / 2,089,071.63-3,133,607.49-1,378,933.56

Finding the Fourth Proportional to 2,089,071.63, 3,133,607.49 and 1,378,933.56

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Solution

The fourth proportional to 2,089,071.63, 3,133,607.49 and 1,378,933.56 is: 2,068,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,071.63 : 3,133,607.49 = 1,378,933.56 : x
  2. Step 2: Convert to fraction form
    2,089,071.63/3,133,607.49 = 1,378,933.56/x
  3. Step 3: Cross multiply
    2,089,071.63x = 3,133,607.49 × 1,378,933.56
  4. Step 4: Simplify right side
    2,089,071.63x = 4,321,036,531,828.37
  5. Step 5: Solve for x
    x = 4,321,036,531,828.37/2,089,071.63
  6. Step 6: Final answer
    x = 2,068,400.37

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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.