Finding the Fourth Proportional to 1,096,152.56, 1,512,883.04 and 637,409.08
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Solution
The fourth proportional to 1,096,152.56, 1,512,883.04 and 637,409.08 is: 879,736.47
Step by Step Solution
- Step 1: Write the proportion equation
1,096,152.56 : 1,512,883.04 = 637,409.08 : x - Step 2: Convert to fraction form
1,096,152.56/1,512,883.04 = 637,409.08/x - Step 3: Cross multiply
1,096,152.56x = 1,512,883.04 × 637,409.08 - Step 4: Simplify right side
1,096,152.56x = 964,325,386,674.00 - Step 5: Solve for x
x = 964,325,386,674.00/1,096,152.56 - Step 6: Final answer
x = 879,736.47
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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.