Finding the Fourth Proportional to 2,519,597.40, 3,476,894.58 and 1,431,717.99
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Solution
The fourth proportional to 2,519,597.40, 3,476,894.58 and 1,431,717.99 is: 1,975,685.69
Step by Step Solution
- Step 1: Write the proportion equation
2,519,597.40 : 3,476,894.58 = 1,431,717.99 : x - Step 2: Convert to fraction form
2,519,597.40/3,476,894.58 = 1,431,717.99/x - Step 3: Cross multiply
2,519,597.40x = 3,476,894.58 × 1,431,717.99 - Step 4: Simplify right side
2,519,597.40x = 4,977,932,519,519.49 - Step 5: Solve for x
x = 4,977,932,519,519.49/2,519,597.40 - Step 6: Final answer
x = 1,975,685.69
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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.