Home / 1,444,357.23-1,993,198.67-782,065.97

Finding the Fourth Proportional to 1,444,357.23, 1,993,198.67 and 782,065.97

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Solution

The fourth proportional to 1,444,357.23, 1,993,198.67 and 782,065.97 is: 1,079,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,357.23 : 1,993,198.67 = 782,065.97 : x
  2. Step 2: Convert to fraction form
    1,444,357.23/1,993,198.67 = 782,065.97/x
  3. Step 3: Cross multiply
    1,444,357.23x = 1,993,198.67 × 782,065.97
  4. Step 4: Simplify right side
    1,444,357.23x = 1,558,812,852,328.93
  5. Step 5: Solve for x
    x = 1,558,812,852,328.93/1,444,357.23
  6. Step 6: Final answer
    x = 1,079,243.29

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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.