Finding the Fourth Proportional to 4,689,942.24, 6,472,117.44 and 2,543,766.24
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Solution
The fourth proportional to 4,689,942.24, 6,472,117.44 and 2,543,766.24 is: 3,510,395.86
Step by Step Solution
- Step 1: Write the proportion equation
4,689,942.24 : 6,472,117.44 = 2,543,766.24 : x - Step 2: Convert to fraction form
4,689,942.24/6,472,117.44 = 2,543,766.24/x - Step 3: Cross multiply
4,689,942.24x = 6,472,117.44 × 2,543,766.24 - Step 4: Simplify right side
4,689,942.24x = 16,463,553,845,187.23 - Step 5: Solve for x
x = 16,463,553,845,187.23/4,689,942.24 - Step 6: Final answer
x = 3,510,395.86
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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.