Finding the Fourth Proportional to 4,804,745.12, 6,630,548.61 and 2,629,288.38
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Solution
The fourth proportional to 4,804,745.12, 6,630,548.61 and 2,629,288.38 is: 3,628,418.15
Step by Step Solution
- Step 1: Write the proportion equation
4,804,745.12 : 6,630,548.61 = 2,629,288.38 : x - Step 2: Convert to fraction form
4,804,745.12/6,630,548.61 = 2,629,288.38/x - Step 3: Cross multiply
4,804,745.12x = 6,630,548.61 × 2,629,288.38 - Step 4: Simplify right side
4,804,745.12x = 17,433,624,413,298.15 - Step 5: Solve for x
x = 17,433,624,413,298.15/4,804,745.12 - Step 6: Final answer
x = 3,628,418.15
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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.