Finding the Fourth Proportional to 1,144,532, 1,717,104.18 and 396,578
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Solution
The fourth proportional to 1,144,532, 1,717,104.18 and 396,578 is: 594,973.09
Step by Step Solution
- Step 1: Write the proportion equation
1,144,532 : 1,717,104.18 = 396,578 : x - Step 2: Convert to fraction form
1,144,532/1,717,104.18 = 396,578/x - Step 3: Cross multiply
1,144,532x = 1,717,104.18 × 396,578 - Step 4: Simplify right side
1,144,532x = 680,965,741,496.04 - Step 5: Solve for x
x = 680,965,741,496.04/1,144,532 - Step 6: Final answer
x = 594,973.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.