Finding the Fourth Proportional to 3,004,177.48, 4,145,930.94 and 1,715,431.84
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Solution
The fourth proportional to 3,004,177.48, 4,145,930.94 and 1,715,431.84 is: 2,367,390.74
Step by Step Solution
- Step 1: Write the proportion equation
3,004,177.48 : 4,145,930.94 = 1,715,431.84 : x - Step 2: Convert to fraction form
3,004,177.48/4,145,930.94 = 1,715,431.84/x - Step 3: Cross multiply
3,004,177.48x = 4,145,930.94 × 1,715,431.84 - Step 4: Simplify right side
3,004,177.48x = 7,112,061,940,917.13 - Step 5: Solve for x
x = 7,112,061,940,917.13/3,004,177.48 - Step 6: Final answer
x = 2,367,390.74
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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.