Finding the Fourth Proportional to 5,413,910.49, 7,471,198.28 and 2,966,501.67
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Solution
The fourth proportional to 5,413,910.49, 7,471,198.28 and 2,966,501.67 is: 4,093,773.29
Step by Step Solution
- Step 1: Write the proportion equation
5,413,910.49 : 7,471,198.28 = 2,966,501.67 : x - Step 2: Convert to fraction form
5,413,910.49/7,471,198.28 = 2,966,501.67/x - Step 3: Cross multiply
5,413,910.49x = 7,471,198.28 × 2,966,501.67 - Step 4: Simplify right side
5,413,910.49x = 22,163,322,174,521.13 - Step 5: Solve for x
x = 22,163,322,174,521.13/5,413,910.49 - Step 6: Final answer
x = 4,093,773.29
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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.