Finding the Fourth Proportional to 2,681,654.88, 3,700,760.74 and 1,635,137.48
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Solution
The fourth proportional to 2,681,654.88, 3,700,760.74 and 1,635,137.48 is: 2,256,536.68
Step by Step Solution
- Step 1: Write the proportion equation
2,681,654.88 : 3,700,760.74 = 1,635,137.48 : x - Step 2: Convert to fraction form
2,681,654.88/3,700,760.74 = 1,635,137.48/x - Step 3: Cross multiply
2,681,654.88x = 3,700,760.74 × 1,635,137.48 - Step 4: Simplify right side
2,681,654.88x = 6,051,252,590,486.54 - Step 5: Solve for x
x = 6,051,252,590,486.54/2,681,654.88 - Step 6: Final answer
x = 2,256,536.68
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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.