Home / 1,418,051.56-1,956,917.24-773,485.60

Finding the Fourth Proportional to 1,418,051.56, 1,956,917.24 and 773,485.60

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Solution

The fourth proportional to 1,418,051.56, 1,956,917.24 and 773,485.60 is: 1,067,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,051.56 : 1,956,917.24 = 773,485.60 : x
  2. Step 2: Convert to fraction form
    1,418,051.56/1,956,917.24 = 773,485.60/x
  3. Step 3: Cross multiply
    1,418,051.56x = 1,956,917.24 × 773,485.60
  4. Step 4: Simplify right side
    1,418,051.56x = 1,513,647,305,531.74
  5. Step 5: Solve for x
    x = 1,513,647,305,531.74/1,418,051.56
  6. Step 6: Final answer
    x = 1,067,413.45

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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.