Home / 1,066,558.06-1,471,873.31-636,758.02

Finding the Fourth Proportional to 1,066,558.06, 1,471,873.31 and 636,758.02

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Solution

The fourth proportional to 1,066,558.06, 1,471,873.31 and 636,758.02 is: 878,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,558.06 : 1,471,873.31 = 636,758.02 : x
  2. Step 2: Convert to fraction form
    1,066,558.06/1,471,873.31 = 636,758.02/x
  3. Step 3: Cross multiply
    1,066,558.06x = 1,471,873.31 × 636,758.02
  4. Step 4: Simplify right side
    1,066,558.06x = 937,227,131,382.66
  5. Step 5: Solve for x
    x = 937,227,131,382.66/1,066,558.06
  6. Step 6: Final answer
    x = 878,739.91

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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.