Finding the Fourth Proportional to 1,618,956.54, 2,234,163.36 and 893,805.66
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Solution
The fourth proportional to 1,618,956.54, 2,234,163.36 and 893,805.66 is: 1,233,453.65
Step by Step Solution
- Step 1: Write the proportion equation
1,618,956.54 : 2,234,163.36 = 893,805.66 : x - Step 2: Convert to fraction form
1,618,956.54/2,234,163.36 = 893,805.66/x - Step 3: Cross multiply
1,618,956.54x = 2,234,163.36 × 893,805.66 - Step 4: Simplify right side
1,618,956.54x = 1,996,907,856,532.62 - Step 5: Solve for x
x = 1,996,907,856,532.62/1,618,956.54 - Step 6: Final answer
x = 1,233,453.65
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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.