Finding the Fourth Proportional to 5,582,262.24, 7,704,527.28 and 3,290,289.12
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Solution
The fourth proportional to 5,582,262.24, 7,704,527.28 and 3,290,289.12 is: 4,541,191.58
Step by Step Solution
- Step 1: Write the proportion equation
5,582,262.24 : 7,704,527.28 = 3,290,289.12 : x - Step 2: Convert to fraction form
5,582,262.24/7,704,527.28 = 3,290,289.12/x - Step 3: Cross multiply
5,582,262.24x = 7,704,527.28 × 3,290,289.12 - Step 4: Simplify right side
5,582,262.24x = 25,350,122,284,127.20 - Step 5: Solve for x
x = 25,350,122,284,127.20/5,582,262.24 - Step 6: Final answer
x = 4,541,191.58
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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.