Finding the Fourth Proportional to 4,152,207.62, 6,230,770.95 and 1,755,920.90
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Solution
The fourth proportional to 4,152,207.62, 6,230,770.95 and 1,755,920.90 is: 2,634,921.45
Step by Step Solution
- Step 1: Write the proportion equation
4,152,207.62 : 6,230,770.95 = 1,755,920.90 : x - Step 2: Convert to fraction form
4,152,207.62/6,230,770.95 = 1,755,920.90/x - Step 3: Cross multiply
4,152,207.62x = 6,230,770.95 × 1,755,920.90 - Step 4: Simplify right side
4,152,207.62x = 10,940,740,934,217.86 - Step 5: Solve for x
x = 10,940,740,934,217.86/4,152,207.62 - Step 6: Final answer
x = 2,634,921.45
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1.5x scale
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.