Home / 1,027,894.73-1,415,959.19-874,441.18

Finding the Fourth Proportional to 1,027,894.73, 1,415,959.19 and 874,441.18

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Solution

The fourth proportional to 1,027,894.73, 1,415,959.19 and 874,441.18 is: 1,204,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,894.73 : 1,415,959.19 = 874,441.18 : x
  2. Step 2: Convert to fraction form
    1,027,894.73/1,415,959.19 = 874,441.18/x
  3. Step 3: Cross multiply
    1,027,894.73x = 1,415,959.19 × 874,441.18
  4. Step 4: Simplify right side
    1,027,894.73x = 1,238,173,020,041.75
  5. Step 5: Solve for x
    x = 1,238,173,020,041.75/1,027,894.73
  6. Step 6: Final answer
    x = 1,204,571.81

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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.