Finding the Fourth Proportional to 4,098,862.41, 5,656,928.84 and 2,379,982.92
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Solution
The fourth proportional to 4,098,862.41, 5,656,928.84 and 2,379,982.92 is: 3,284,666.00
Step by Step Solution
- Step 1: Write the proportion equation
4,098,862.41 : 5,656,928.84 = 2,379,982.92 : x - Step 2: Convert to fraction form
4,098,862.41/5,656,928.84 = 2,379,982.92/x - Step 3: Cross multiply
4,098,862.41x = 5,656,928.84 × 2,379,982.92 - Step 4: Simplify right side
4,098,862.41x = 13,463,393,978,670.85 - Step 5: Solve for x
x = 13,463,393,978,670.85/4,098,862.41 - Step 6: Final answer
x = 3,284,666.00
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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.