Finding the Fourth Proportional to 1,618,818.36, 2,234,270.70 and 930,892.92
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Solution
The fourth proportional to 1,618,818.36, 2,234,270.70 and 930,892.92 is: 1,284,805.53
Step by Step Solution
- Step 1: Write the proportion equation
1,618,818.36 : 2,234,270.70 = 930,892.92 : x - Step 2: Convert to fraction form
1,618,818.36/2,234,270.70 = 930,892.92/x - Step 3: Cross multiply
1,618,818.36x = 2,234,270.70 × 930,892.92 - Step 4: Simplify right side
1,618,818.36x = 2,079,866,775,993.44 - Step 5: Solve for x
x = 2,079,866,775,993.44/1,618,818.36 - Step 6: Final answer
x = 1,284,805.53
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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.