Finding the Fourth Proportional to 1,460,513.21, 2,190,837.47 and 449,680.44
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Solution
The fourth proportional to 1,460,513.21, 2,190,837.47 and 449,680.44 is: 674,541.49
Step by Step Solution
- Step 1: Write the proportion equation
1,460,513.21 : 2,190,837.47 = 449,680.44 : x - Step 2: Convert to fraction form
1,460,513.21/2,190,837.47 = 449,680.44/x - Step 3: Cross multiply
1,460,513.21x = 2,190,837.47 × 449,680.44 - Step 4: Simplify right side
1,460,513.21x = 985,176,757,478.09 - Step 5: Solve for x
x = 985,176,757,478.09/1,460,513.21 - Step 6: Final answer
x = 674,541.49
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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.