Home / 1,533,975.36-2,116,896.49-854,955.60

Finding the Fourth Proportional to 1,533,975.36, 2,116,896.49 and 854,955.60

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Solution

The fourth proportional to 1,533,975.36, 2,116,896.49 and 854,955.60 is: 1,179,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,975.36 : 2,116,896.49 = 854,955.60 : x
  2. Step 2: Convert to fraction form
    1,533,975.36/2,116,896.49 = 854,955.60/x
  3. Step 3: Cross multiply
    1,533,975.36x = 2,116,896.49 × 854,955.60
  4. Step 4: Simplify right side
    1,533,975.36x = 1,809,852,508,745.84
  5. Step 5: Solve for x
    x = 1,809,852,508,745.84/1,533,975.36
  6. Step 6: Final answer
    x = 1,179,844.58

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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.