Finding the Fourth Proportional to 1,310,450.28, 1,965,456.18 and 363,916.68
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Solution
The fourth proportional to 1,310,450.28, 1,965,456.18 and 363,916.68 is: 545,814.14
Step by Step Solution
- Step 1: Write the proportion equation
1,310,450.28 : 1,965,456.18 = 363,916.68 : x - Step 2: Convert to fraction form
1,310,450.28/1,965,456.18 = 363,916.68/x - Step 3: Cross multiply
1,310,450.28x = 1,965,456.18 × 363,916.68 - Step 4: Simplify right side
1,310,450.28x = 715,262,287,711.08 - Step 5: Solve for x
x = 715,262,287,711.08/1,310,450.28 - Step 6: Final answer
x = 545,814.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.