Home / 1,305,511.78-1,801,601.43-732,550.60

Finding the Fourth Proportional to 1,305,511.78, 1,801,601.43 and 732,550.60

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Solution

The fourth proportional to 1,305,511.78, 1,801,601.43 and 732,550.60 is: 1,010,917.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,511.78 : 1,801,601.43 = 732,550.60 : x
  2. Step 2: Convert to fraction form
    1,305,511.78/1,801,601.43 = 732,550.60/x
  3. Step 3: Cross multiply
    1,305,511.78x = 1,801,601.43 × 732,550.60
  4. Step 4: Simplify right side
    1,305,511.78x = 1,319,764,208,507.36
  5. Step 5: Solve for x
    x = 1,319,764,208,507.36/1,305,511.78
  6. Step 6: Final answer
    x = 1,010,917.12

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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.