Finding the Fourth Proportional to 984,375.92, 1,476,747.84 and 677,920.32
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Solution
The fourth proportional to 984,375.92, 1,476,747.84 and 677,920.32 is: 1,017,007.17
Step by Step Solution
- Step 1: Write the proportion equation
984,375.92 : 1,476,747.84 = 677,920.32 : x - Step 2: Convert to fraction form
984,375.92/1,476,747.84 = 677,920.32/x - Step 3: Cross multiply
984,375.92x = 1,476,747.84 × 677,920.32 - Step 4: Simplify right side
984,375.92x = 1,001,117,368,252.11 - Step 5: Solve for x
x = 1,001,117,368,252.11/984,375.92 - Step 6: Final answer
x = 1,017,007.17
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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.