Finding the Fourth Proportional to 3,767,204.24, 5,198,702.76 and 2,804,639.12
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Solution
The fourth proportional to 3,767,204.24, 5,198,702.76 and 2,804,639.12 is: 3,870,372.88
Step by Step Solution
- Step 1: Write the proportion equation
3,767,204.24 : 5,198,702.76 = 2,804,639.12 : x - Step 2: Convert to fraction form
3,767,204.24/5,198,702.76 = 2,804,639.12/x - Step 3: Cross multiply
3,767,204.24x = 5,198,702.76 × 2,804,639.12 - Step 4: Simplify right side
3,767,204.24x = 14,580,485,133,947.97 - Step 5: Solve for x
x = 14,580,485,133,947.97/3,767,204.24 - Step 6: Final answer
x = 3,870,372.88
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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.