Home / 1,095,161.56-1,638,745.79-646,097.56

Finding the Fourth Proportional to 1,095,161.56, 1,638,745.79 and 646,097.56

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Solution

The fourth proportional to 1,095,161.56, 1,638,745.79 and 646,097.56 is: 966,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,161.56 : 1,638,745.79 = 646,097.56 : x
  2. Step 2: Convert to fraction form
    1,095,161.56/1,638,745.79 = 646,097.56/x
  3. Step 3: Cross multiply
    1,095,161.56x = 1,638,745.79 × 646,097.56
  4. Step 4: Simplify right side
    1,095,161.56x = 1,058,789,656,379.27
  5. Step 5: Solve for x
    x = 1,058,789,656,379.27/1,095,161.56
  6. Step 6: Final answer
    x = 966,788.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.