Home / 2,008,912.87-2,772,319.89-1,091,159.88

Finding the Fourth Proportional to 2,008,912.87, 2,772,319.89 and 1,091,159.88

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Solution

The fourth proportional to 2,008,912.87, 2,772,319.89 and 1,091,159.88 is: 1,505,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,912.87 : 2,772,319.89 = 1,091,159.88 : x
  2. Step 2: Convert to fraction form
    2,008,912.87/2,772,319.89 = 1,091,159.88/x
  3. Step 3: Cross multiply
    2,008,912.87x = 2,772,319.89 × 1,091,159.88
  4. Step 4: Simplify right side
    2,008,912.87x = 3,025,044,238,494.01
  5. Step 5: Solve for x
    x = 3,025,044,238,494.01/2,008,912.87
  6. Step 6: Final answer
    x = 1,505,811.57

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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.