Finding the Fourth Proportional to 1,336,990.36, 2,004,488.14 and 804,386.60
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Solution
The fourth proportional to 1,336,990.36, 2,004,488.14 and 804,386.60 is: 1,205,979.82
Step by Step Solution
- Step 1: Write the proportion equation
1,336,990.36 : 2,004,488.14 = 804,386.60 : x - Step 2: Convert to fraction form
1,336,990.36/2,004,488.14 = 804,386.60/x - Step 3: Cross multiply
1,336,990.36x = 2,004,488.14 × 804,386.60 - Step 4: Simplify right side
1,336,990.36x = 1,612,383,399,674.92 - Step 5: Solve for x
x = 1,612,383,399,674.92/1,336,990.36 - Step 6: Final answer
x = 1,205,979.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.