Finding the Fourth Proportional to 4,825,121.22, 7,237,684.53 and 3,029,265.99
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Solution
The fourth proportional to 4,825,121.22, 7,237,684.53 and 3,029,265.99 is: 4,543,900.68
Step by Step Solution
- Step 1: Write the proportion equation
4,825,121.22 : 7,237,684.53 = 3,029,265.99 : x - Step 2: Convert to fraction form
4,825,121.22/7,237,684.53 = 3,029,265.99/x - Step 3: Cross multiply
4,825,121.22x = 7,237,684.53 × 3,029,265.99 - Step 4: Simplify right side
4,825,121.22x = 21,924,871,593,078.14 - Step 5: Solve for x
x = 21,924,871,593,078.14/4,825,121.22 - Step 6: Final answer
x = 4,543,900.68
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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.