Finding the Fourth Proportional to 4,096,957.84, 5,653,770.65 and 2,261,415.90
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Solution
The fourth proportional to 4,096,957.84, 5,653,770.65 and 2,261,415.90 is: 3,120,736.74
Step by Step Solution
- Step 1: Write the proportion equation
4,096,957.84 : 5,653,770.65 = 2,261,415.90 : x - Step 2: Convert to fraction form
4,096,957.84/5,653,770.65 = 2,261,415.90/x - Step 3: Cross multiply
4,096,957.84x = 5,653,770.65 × 2,261,415.90 - Step 4: Simplify right side
4,096,957.84x = 12,785,526,842,863.34 - Step 5: Solve for x
x = 12,785,526,842,863.34/4,096,957.84 - Step 6: Final answer
x = 3,120,736.74
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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.