Finding the Fourth Proportional to 5,482,553.85, 8,190,510.39 and 3,547,702.62
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Solution
The fourth proportional to 5,482,553.85, 8,190,510.39 and 3,547,702.62 is: 5,299,992.66
Step by Step Solution
- Step 1: Write the proportion equation
5,482,553.85 : 8,190,510.39 = 3,547,702.62 : x - Step 2: Convert to fraction form
5,482,553.85/8,190,510.39 = 3,547,702.62/x - Step 3: Cross multiply
5,482,553.85x = 8,190,510.39 × 3,547,702.62 - Step 4: Simplify right side
5,482,553.85x = 29,057,495,169,740.22 - Step 5: Solve for x
x = 29,057,495,169,740.22/5,482,553.85 - Step 6: Final answer
x = 5,299,992.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.