Finding the Fourth Proportional to 3,716,411.70, 5,574,617.55 and 2,876,603.70
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Solution
The fourth proportional to 3,716,411.70, 5,574,617.55 and 2,876,603.70 is: 4,314,905.55
Step by Step Solution
- Step 1: Write the proportion equation
3,716,411.70 : 5,574,617.55 = 2,876,603.70 : x - Step 2: Convert to fraction form
3,716,411.70/5,574,617.55 = 2,876,603.70/x - Step 3: Cross multiply
3,716,411.70x = 5,574,617.55 × 2,876,603.70 - Step 4: Simplify right side
3,716,411.70x = 16,035,965,470,414.94 - Step 5: Solve for x
x = 16,035,965,470,414.94/3,716,411.70 - Step 6: Final answer
x = 4,314,905.55
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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.