Home / 1,009,741.88-1,393,450.49-550,863.72

Finding the Fourth Proportional to 1,009,741.88, 1,393,450.49 and 550,863.72

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Solution

The fourth proportional to 1,009,741.88, 1,393,450.49 and 550,863.72 is: 760,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,741.88 : 1,393,450.49 = 550,863.72 : x
  2. Step 2: Convert to fraction form
    1,009,741.88/1,393,450.49 = 550,863.72/x
  3. Step 3: Cross multiply
    1,009,741.88x = 1,393,450.49 × 550,863.72
  4. Step 4: Simplify right side
    1,009,741.88x = 767,601,321,934.38
  5. Step 5: Solve for x
    x = 767,601,321,934.38/1,009,741.88
  6. Step 6: Final answer
    x = 760,195.59

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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.