Home / 1,424,716.08-2,138,119.56-1,147,579.44

Finding the Fourth Proportional to 1,424,716.08, 2,138,119.56 and 1,147,579.44

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Solution

The fourth proportional to 1,424,716.08, 2,138,119.56 and 1,147,579.44 is: 1,722,211.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,716.08 : 2,138,119.56 = 1,147,579.44 : x
  2. Step 2: Convert to fraction form
    1,424,716.08/2,138,119.56 = 1,147,579.44/x
  3. Step 3: Cross multiply
    1,424,716.08x = 2,138,119.56 × 1,147,579.44
  4. Step 4: Simplify right side
    1,424,716.08x = 2,453,662,047,317.85
  5. Step 5: Solve for x
    x = 2,453,662,047,317.85/1,424,716.08
  6. Step 6: Final answer
    x = 1,722,211.24

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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.