Finding the Fourth Proportional to 1,193,229.53, 1,646,694.09 and 677,005.17
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Solution
The fourth proportional to 1,193,229.53, 1,646,694.09 and 677,005.17 is: 934,288.32
Step by Step Solution
- Step 1: Write the proportion equation
1,193,229.53 : 1,646,694.09 = 677,005.17 : x - Step 2: Convert to fraction form
1,193,229.53/1,646,694.09 = 677,005.17/x - Step 3: Cross multiply
1,193,229.53x = 1,646,694.09 × 677,005.17 - Step 4: Simplify right side
1,193,229.53x = 1,114,820,412,338.45 - Step 5: Solve for x
x = 1,114,820,412,338.45/1,193,229.53 - Step 6: Final answer
x = 934,288.32
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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.