Home / 2,239,149.73-3,089,053.56-1,422,916.39

Finding the Fourth Proportional to 2,239,149.73, 3,089,053.56 and 1,422,916.39

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Solution

The fourth proportional to 2,239,149.73, 3,089,053.56 and 1,422,916.39 is: 1,963,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,149.73 : 3,089,053.56 = 1,422,916.39 : x
  2. Step 2: Convert to fraction form
    2,239,149.73/3,089,053.56 = 1,422,916.39/x
  3. Step 3: Cross multiply
    2,239,149.73x = 3,089,053.56 × 1,422,916.39
  4. Step 4: Simplify right side
    2,239,149.73x = 4,395,464,940,111.85
  5. Step 5: Solve for x
    x = 4,395,464,940,111.85/2,239,149.73
  6. Step 6: Final answer
    x = 1,963,006.26

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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.