Finding the Fourth Proportional to 4,754,916.94, 7,132,350.84 and 1,160,702.86
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Solution
The fourth proportional to 4,754,916.94, 7,132,350.84 and 1,160,702.86 is: 1,741,048.29
Step by Step Solution
- Step 1: Write the proportion equation
4,754,916.94 : 7,132,350.84 = 1,160,702.86 : x - Step 2: Convert to fraction form
4,754,916.94/7,132,350.84 = 1,160,702.86/x - Step 3: Cross multiply
4,754,916.94x = 7,132,350.84 × 1,160,702.86 - Step 4: Simplify right side
4,754,916.94x = 8,278,540,018,511.40 - Step 5: Solve for x
x = 8,278,540,018,511.40/4,754,916.94 - Step 6: Final answer
x = 1,741,048.29
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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.