Finding the Fourth Proportional to 3,054,906.35, 4,215,302.12 and 1,765,497.72
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Solution
The fourth proportional to 3,054,906.35, 4,215,302.12 and 1,765,497.72 is: 2,436,116.02
Step by Step Solution
- Step 1: Write the proportion equation
3,054,906.35 : 4,215,302.12 = 1,765,497.72 : x - Step 2: Convert to fraction form
3,054,906.35/4,215,302.12 = 1,765,497.72/x - Step 3: Cross multiply
3,054,906.35x = 4,215,302.12 × 1,765,497.72 - Step 4: Simplify right side
3,054,906.35x = 7,442,106,286,384.91 - Step 5: Solve for x
x = 7,442,106,286,384.91/3,054,906.35 - Step 6: Final answer
x = 2,436,116.02
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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.