Finding the Fourth Proportional to 1,371,036.48, 1,892,007.21 and 759,176.09
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Solution
The fourth proportional to 1,371,036.48, 1,892,007.21 and 759,176.09 is: 1,047,650.20
Step by Step Solution
- Step 1: Write the proportion equation
1,371,036.48 : 1,892,007.21 = 759,176.09 : x - Step 2: Convert to fraction form
1,371,036.48/1,892,007.21 = 759,176.09/x - Step 3: Cross multiply
1,371,036.48x = 1,892,007.21 × 759,176.09 - Step 4: Simplify right side
1,371,036.48x = 1,436,366,635,939.61 - Step 5: Solve for x
x = 1,436,366,635,939.61/1,371,036.48 - Step 6: Final answer
x = 1,047,650.20
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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.