Finding the Fourth Proportional to 4,979,230.02, 6,871,992.23 and 2,804,198.37
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Solution
The fourth proportional to 4,979,230.02, 6,871,992.23 and 2,804,198.37 is: 3,870,162.52
Step by Step Solution
- Step 1: Write the proportion equation
4,979,230.02 : 6,871,992.23 = 2,804,198.37 : x - Step 2: Convert to fraction form
4,979,230.02/6,871,992.23 = 2,804,198.37/x - Step 3: Cross multiply
4,979,230.02x = 6,871,992.23 × 2,804,198.37 - Step 4: Simplify right side
4,979,230.02x = 19,270,429,410,018.67 - Step 5: Solve for x
x = 19,270,429,410,018.67/4,979,230.02 - Step 6: Final answer
x = 3,870,162.52
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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.