Finding the Fourth Proportional to 1,827,548.64, 2,741,413.68 and 479,715.12
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Solution
The fourth proportional to 1,827,548.64, 2,741,413.68 and 479,715.12 is: 719,596.49
Step by Step Solution
- Step 1: Write the proportion equation
1,827,548.64 : 2,741,413.68 = 479,715.12 : x - Step 2: Convert to fraction form
1,827,548.64/2,741,413.68 = 479,715.12/x - Step 3: Cross multiply
1,827,548.64x = 2,741,413.68 × 479,715.12 - Step 4: Simplify right side
1,827,548.64x = 1,315,097,591,271.55 - Step 5: Solve for x
x = 1,315,097,591,271.55/1,827,548.64 - Step 6: Final answer
x = 719,596.49
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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.