Finding the Fourth Proportional to 1,497,786.78, 2,247,241.41 and 777,678.96
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Solution
The fourth proportional to 1,497,786.78, 2,247,241.41 and 777,678.96 is: 1,166,809.85
Step by Step Solution
- Step 1: Write the proportion equation
1,497,786.78 : 2,247,241.41 = 777,678.96 : x - Step 2: Convert to fraction form
1,497,786.78/2,247,241.41 = 777,678.96/x - Step 3: Cross multiply
1,497,786.78x = 2,247,241.41 × 777,678.96 - Step 4: Simplify right side
1,497,786.78x = 1,747,632,362,597.73 - Step 5: Solve for x
x = 1,747,632,362,597.73/1,497,786.78 - Step 6: Final answer
x = 1,166,809.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.