Finding the Fourth Proportional to 5,054,750.38, 6,974,740.94 and 2,879,336.01
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Solution
The fourth proportional to 5,054,750.38, 6,974,740.94 and 2,879,336.01 is: 3,973,019.68
Step by Step Solution
- Step 1: Write the proportion equation
5,054,750.38 : 6,974,740.94 = 2,879,336.01 : x - Step 2: Convert to fraction form
5,054,750.38/6,974,740.94 = 2,879,336.01/x - Step 3: Cross multiply
5,054,750.38x = 6,974,740.94 × 2,879,336.01 - Step 4: Simplify right side
5,054,750.38x = 20,082,622,748,963.25 - Step 5: Solve for x
x = 20,082,622,748,963.25/5,054,750.38 - Step 6: Final answer
x = 3,973,019.68
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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.