Home / 1,100,605.78-1,518,913.89-610,735.54

Finding the Fourth Proportional to 1,100,605.78, 1,518,913.89 and 610,735.54

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Solution

The fourth proportional to 1,100,605.78, 1,518,913.89 and 610,735.54 is: 842,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,605.78 : 1,518,913.89 = 610,735.54 : x
  2. Step 2: Convert to fraction form
    1,100,605.78/1,518,913.89 = 610,735.54/x
  3. Step 3: Cross multiply
    1,100,605.78x = 1,518,913.89 × 610,735.54
  4. Step 4: Simplify right side
    1,100,605.78x = 927,654,694,822.65
  5. Step 5: Solve for x
    x = 927,654,694,822.65/1,100,605.78
  6. Step 6: Final answer
    x = 842,858.28

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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.