Home / 1,683,310.44-2,322,964.56-919,364.04

Finding the Fourth Proportional to 1,683,310.44, 2,322,964.56 and 919,364.04

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Solution

The fourth proportional to 1,683,310.44, 2,322,964.56 and 919,364.04 is: 1,268,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,310.44 : 2,322,964.56 = 919,364.04 : x
  2. Step 2: Convert to fraction form
    1,683,310.44/2,322,964.56 = 919,364.04/x
  3. Step 3: Cross multiply
    1,683,310.44x = 2,322,964.56 × 919,364.04
  4. Step 4: Simplify right side
    1,683,310.44x = 2,135,650,082,658.42
  5. Step 5: Solve for x
    x = 2,135,650,082,658.42/1,683,310.44
  6. Step 6: Final answer
    x = 1,268,720.27

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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.