Finding the Fourth Proportional to 2,287,827.44, 3,157,481.84 and 1,320,956.10
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Solution
The fourth proportional to 2,287,827.44, 3,157,481.84 and 1,320,956.10 is: 1,823,081.07
Step by Step Solution
- Step 1: Write the proportion equation
2,287,827.44 : 3,157,481.84 = 1,320,956.10 : x - Step 2: Convert to fraction form
2,287,827.44/3,157,481.84 = 1,320,956.10/x - Step 3: Cross multiply
2,287,827.44x = 3,157,481.84 × 1,320,956.10 - Step 4: Simplify right side
2,287,827.44x = 4,170,894,890,582.44 - Step 5: Solve for x
x = 4,170,894,890,582.44/2,287,827.44 - Step 6: Final answer
x = 1,823,081.07
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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.