Finding the Fourth Proportional to 3,540,299.60, 4,886,387.17 and 2,250,888.14
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Solution
The fourth proportional to 3,540,299.60, 4,886,387.17 and 2,250,888.14 is: 3,106,717.56
Step by Step Solution
- Step 1: Write the proportion equation
3,540,299.60 : 4,886,387.17 = 2,250,888.14 : x - Step 2: Convert to fraction form
3,540,299.60/4,886,387.17 = 2,250,888.14/x - Step 3: Cross multiply
3,540,299.60x = 4,886,387.17 × 2,250,888.14 - Step 4: Simplify right side
3,540,299.60x = 10,998,710,934,989.91 - Step 5: Solve for x
x = 10,998,710,934,989.91/3,540,299.60 - Step 6: Final answer
x = 3,106,717.56
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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.