Finding the Fourth Proportional to 4,572,745.98, 6,859,121.94 and 1,161,288.42
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Solution
The fourth proportional to 4,572,745.98, 6,859,121.94 and 1,161,288.42 is: 1,741,933.38
Step by Step Solution
- Step 1: Write the proportion equation
4,572,745.98 : 6,859,121.94 = 1,161,288.42 : x - Step 2: Convert to fraction form
4,572,745.98/6,859,121.94 = 1,161,288.42/x - Step 3: Cross multiply
4,572,745.98x = 6,859,121.94 × 1,161,288.42 - Step 4: Simplify right side
4,572,745.98x = 7,965,418,880,289.94 - Step 5: Solve for x
x = 7,965,418,880,289.94/4,572,745.98 - Step 6: Final answer
x = 1,741,933.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.