Finding the Fourth Proportional to 5,776,795.35, 7,972,226.47 and 3,198,475.98
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Solution
The fourth proportional to 5,776,795.35, 7,972,226.47 and 3,198,475.98 is: 4,414,034.65
Step by Step Solution
- Step 1: Write the proportion equation
5,776,795.35 : 7,972,226.47 = 3,198,475.98 : x - Step 2: Convert to fraction form
5,776,795.35/7,972,226.47 = 3,198,475.98/x - Step 3: Cross multiply
5,776,795.35x = 7,972,226.47 × 3,198,475.98 - Step 4: Simplify right side
5,776,795.35x = 25,498,974,823,557.87 - Step 5: Solve for x
x = 25,498,974,823,557.87/5,776,795.35 - Step 6: Final answer
x = 4,414,034.65
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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.