Finding the Fourth Proportional to 1,319,296.68, 1,820,636.19 and 746,324.82
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Solution
The fourth proportional to 1,319,296.68, 1,820,636.19 and 746,324.82 is: 1,029,932.08
Step by Step Solution
- Step 1: Write the proportion equation
1,319,296.68 : 1,820,636.19 = 746,324.82 : x - Step 2: Convert to fraction form
1,319,296.68/1,820,636.19 = 746,324.82/x - Step 3: Cross multiply
1,319,296.68x = 1,820,636.19 × 746,324.82 - Step 4: Simplify right side
1,319,296.68x = 1,358,785,976,787.24 - Step 5: Solve for x
x = 1,358,785,976,787.24/1,319,296.68 - Step 6: Final answer
x = 1,029,932.08
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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.