Finding the Fourth Proportional to 1,618,963.56, 2,234,173.04 and 893,812.68
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Solution
The fourth proportional to 1,618,963.56, 2,234,173.04 and 893,812.68 is: 1,233,463.34
Step by Step Solution
- Step 1: Write the proportion equation
1,618,963.56 : 2,234,173.04 = 893,812.68 : x - Step 2: Convert to fraction form
1,618,963.56/2,234,173.04 = 893,812.68/x - Step 3: Cross multiply
1,618,963.56x = 2,234,173.04 × 893,812.68 - Step 4: Simplify right side
1,618,963.56x = 1,996,932,192,466.15 - Step 5: Solve for x
x = 1,996,932,192,466.15/1,618,963.56 - Step 6: Final answer
x = 1,233,463.34
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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.