Home / 1,622,145.94-2,238,517.07-896,968.86

Finding the Fourth Proportional to 1,622,145.94, 2,238,517.07 and 896,968.86

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Solution

The fourth proportional to 1,622,145.94, 2,238,517.07 and 896,968.86 is: 1,237,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,145.94 : 2,238,517.07 = 896,968.86 : x
  2. Step 2: Convert to fraction form
    1,622,145.94/2,238,517.07 = 896,968.86/x
  3. Step 3: Cross multiply
    1,622,145.94x = 2,238,517.07 × 896,968.86
  4. Step 4: Simplify right side
    1,622,145.94x = 2,007,880,104,368.44
  5. Step 5: Solve for x
    x = 2,007,880,104,368.44/1,622,145.94
  6. Step 6: Final answer
    x = 1,237,792.52

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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.