Finding the Fourth Proportional to 3,186,537.40, 4,397,366.02 and 1,736,244.84
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Solution
The fourth proportional to 3,186,537.40, 4,397,366.02 and 1,736,244.84 is: 2,395,987.59
Step by Step Solution
- Step 1: Write the proportion equation
3,186,537.40 : 4,397,366.02 = 1,736,244.84 : x - Step 2: Convert to fraction form
3,186,537.40/4,397,366.02 = 1,736,244.84/x - Step 3: Cross multiply
3,186,537.40x = 4,397,366.02 × 1,736,244.84 - Step 4: Simplify right side
3,186,537.40x = 7,634,904,061,816.34 - Step 5: Solve for x
x = 7,634,904,061,816.34/3,186,537.40 - Step 6: Final answer
x = 2,395,987.59
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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.