Finding the Fourth Proportional to 4,987,409.94, 7,481,114.69 and 2,294,000.54
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Solution
The fourth proportional to 4,987,409.94, 7,481,114.69 and 2,294,000.54 is: 3,441,000.70
Step by Step Solution
- Step 1: Write the proportion equation
4,987,409.94 : 7,481,114.69 = 2,294,000.54 : x - Step 2: Convert to fraction form
4,987,409.94/7,481,114.69 = 2,294,000.54/x - Step 3: Cross multiply
4,987,409.94x = 7,481,114.69 × 2,294,000.54 - Step 4: Simplify right side
4,987,409.94x = 17,161,681,106,991.36 - Step 5: Solve for x
x = 17,161,681,106,991.36/4,987,409.94 - Step 6: Final answer
x = 3,441,000.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.