Home / 1,622,145.44-2,238,516.38-896,968.36

Finding the Fourth Proportional to 1,622,145.44, 2,238,516.38 and 896,968.36

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Solution

The fourth proportional to 1,622,145.44, 2,238,516.38 and 896,968.36 is: 1,237,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,145.44 : 2,238,516.38 = 896,968.36 : x
  2. Step 2: Convert to fraction form
    1,622,145.44/2,238,516.38 = 896,968.36/x
  3. Step 3: Cross multiply
    1,622,145.44x = 2,238,516.38 × 896,968.36
  4. Step 4: Simplify right side
    1,622,145.44x = 2,007,878,362,423.75
  5. Step 5: Solve for x
    x = 2,007,878,362,423.75/1,622,145.44
  6. Step 6: Final answer
    x = 1,237,791.83

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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.