Finding the Fourth Proportional to 2,537,892.81, 3,503,129.55 and 2,268,850.80
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Solution
The fourth proportional to 2,537,892.81, 3,503,129.55 and 2,268,850.80 is: 3,131,762.80
Step by Step Solution
- Step 1: Write the proportion equation
2,537,892.81 : 3,503,129.55 = 2,268,850.80 : x - Step 2: Convert to fraction form
2,537,892.81/3,503,129.55 = 2,268,850.80/x - Step 3: Cross multiply
2,537,892.81x = 3,503,129.55 × 2,268,850.80 - Step 4: Simplify right side
2,537,892.81x = 7,948,078,282,021.14 - Step 5: Solve for x
x = 7,948,078,282,021.14/2,537,892.81 - Step 6: Final answer
x = 3,131,762.80
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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.