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Finding the Fourth Proportional to 1,094,627.36, 1,509,754.48 and 941,921.48

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Solution

The fourth proportional to 1,094,627.36, 1,509,754.48 and 941,921.48 is: 1,299,136.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,627.36 : 1,509,754.48 = 941,921.48 : x
  2. Step 2: Convert to fraction form
    1,094,627.36/1,509,754.48 = 941,921.48/x
  3. Step 3: Cross multiply
    1,094,627.36x = 1,509,754.48 × 941,921.48
  4. Step 4: Simplify right side
    1,094,627.36x = 1,422,070,174,238.23
  5. Step 5: Solve for x
    x = 1,422,070,174,238.23/1,094,627.36
  6. Step 6: Final answer
    x = 1,299,136.33

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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.