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Finding the Fourth Proportional to 2,146,407.04, 2,961,982.02 and 1,179,537.04

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Solution

The fourth proportional to 2,146,407.04, 2,961,982.02 and 1,179,537.04 is: 1,627,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,407.04 : 2,961,982.02 = 1,179,537.04 : x
  2. Step 2: Convert to fraction form
    2,146,407.04/2,961,982.02 = 1,179,537.04/x
  3. Step 3: Cross multiply
    2,146,407.04x = 2,961,982.02 × 1,179,537.04
  4. Step 4: Simplify right side
    2,146,407.04x = 3,493,767,504,404.02
  5. Step 5: Solve for x
    x = 3,493,767,504,404.02/2,146,407.04
  6. Step 6: Final answer
    x = 1,627,728.31

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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.