Finding the Fourth Proportional to 1,541,172.44, 2,127,245.40 and 896,717.12
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Solution
The fourth proportional to 1,541,172.44, 2,127,245.40 and 896,717.12 is: 1,237,718.32
Step by Step Solution
- Step 1: Write the proportion equation
1,541,172.44 : 2,127,245.40 = 896,717.12 : x - Step 2: Convert to fraction form
1,541,172.44/2,127,245.40 = 896,717.12/x - Step 3: Cross multiply
1,541,172.44x = 2,127,245.40 × 896,717.12 - Step 4: Simplify right side
1,541,172.44x = 1,907,537,368,621.25 - Step 5: Solve for x
x = 1,907,537,368,621.25/1,541,172.44 - Step 6: Final answer
x = 1,237,718.32
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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.