Finding the Fourth Proportional to 4,979,236.02, 6,872,000.51 and 2,804,204.37
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Solution
The fourth proportional to 4,979,236.02, 6,872,000.51 and 2,804,204.37 is: 3,870,170.80
Step by Step Solution
- Step 1: Write the proportion equation
4,979,236.02 : 6,872,000.51 = 2,804,204.37 : x - Step 2: Convert to fraction form
4,979,236.02/6,872,000.51 = 2,804,204.37/x - Step 3: Cross multiply
4,979,236.02x = 6,872,000.51 × 2,804,204.37 - Step 4: Simplify right side
4,979,236.02x = 19,270,493,860,784.23 - Step 5: Solve for x
x = 19,270,493,860,784.23/4,979,236.02 - Step 6: Final answer
x = 3,870,170.80
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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.