Finding the Fourth Proportional to 2,724,137.98, 4,086,206.94 and 1,284,486.28
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Solution
The fourth proportional to 2,724,137.98, 4,086,206.94 and 1,284,486.28 is: 1,926,729.41
Step by Step Solution
- Step 1: Write the proportion equation
2,724,137.98 : 4,086,206.94 = 1,284,486.28 : x - Step 2: Convert to fraction form
2,724,137.98/4,086,206.94 = 1,284,486.28/x - Step 3: Cross multiply
2,724,137.98x = 4,086,206.94 × 1,284,486.28 - Step 4: Simplify right side
2,724,137.98x = 5,248,676,751,670.78 - Step 5: Solve for x
x = 5,248,676,751,670.78/2,724,137.98 - Step 6: Final answer
x = 1,926,729.41
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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.