Finding the Fourth Proportional to 2,276,682.96, 3,141,832.20 and 1,244,211.28
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Solution
The fourth proportional to 2,276,682.96, 3,141,832.20 and 1,244,211.28 is: 1,717,016.88
Step by Step Solution
- Step 1: Write the proportion equation
2,276,682.96 : 3,141,832.20 = 1,244,211.28 : x - Step 2: Convert to fraction form
2,276,682.96/3,141,832.20 = 1,244,211.28/x - Step 3: Cross multiply
2,276,682.96x = 3,141,832.20 × 1,244,211.28 - Step 4: Simplify right side
2,276,682.96x = 3,909,103,063,107.22 - Step 5: Solve for x
x = 3,909,103,063,107.22/2,276,682.96 - Step 6: Final answer
x = 1,717,016.88
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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.