Finding the Fourth Proportional to 3,482,685.62, 4,805,842.49 and 1,954,497.50
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Solution
The fourth proportional to 3,482,685.62, 4,805,842.49 and 1,954,497.50 is: 2,697,058.58
Step by Step Solution
- Step 1: Write the proportion equation
3,482,685.62 : 4,805,842.49 = 1,954,497.50 : x - Step 2: Convert to fraction form
3,482,685.62/4,805,842.49 = 1,954,497.50/x - Step 3: Cross multiply
3,482,685.62x = 4,805,842.49 × 1,954,497.50 - Step 4: Simplify right side
3,482,685.62x = 9,393,007,132,098.78 - Step 5: Solve for x
x = 9,393,007,132,098.78/3,482,685.62 - Step 6: Final answer
x = 2,697,058.58
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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.