Finding the Fourth Proportional to 1,592,989.92, 2,198,314.62 and 867,837.42
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Solution
The fourth proportional to 1,592,989.92, 2,198,314.62 and 867,837.42 is: 1,197,609.39
Step by Step Solution
- Step 1: Write the proportion equation
1,592,989.92 : 2,198,314.62 = 867,837.42 : x - Step 2: Convert to fraction form
1,592,989.92/2,198,314.62 = 867,837.42/x - Step 3: Cross multiply
1,592,989.92x = 2,198,314.62 × 867,837.42 - Step 4: Simplify right side
1,592,989.92x = 1,907,779,688,169.08 - Step 5: Solve for x
x = 1,907,779,688,169.08/1,592,989.92 - Step 6: Final answer
x = 1,197,609.39
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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.