Finding the Fourth Proportional to 1,048,815.36, 1,573,224.48 and 449,388
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Solution
The fourth proportional to 1,048,815.36, 1,573,224.48 and 449,388 is: 674,082.62
Step by Step Solution
- Step 1: Write the proportion equation
1,048,815.36 : 1,573,224.48 = 449,388 : x - Step 2: Convert to fraction form
1,048,815.36/1,573,224.48 = 449,388/x - Step 3: Cross multiply
1,048,815.36x = 1,573,224.48 × 449,388 - Step 4: Simplify right side
1,048,815.36x = 706,988,202,618.24 - Step 5: Solve for x
x = 706,988,202,618.24/1,048,815.36 - Step 6: Final answer
x = 674,082.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.