Finding the Fourth Proportional to 2,915,911.49, 4,373,703.75 and 894,149.86
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Solution
The fourth proportional to 2,915,911.49, 4,373,703.75 and 894,149.86 is: 1,341,174.66
Step by Step Solution
- Step 1: Write the proportion equation
2,915,911.49 : 4,373,703.75 = 894,149.86 : x - Step 2: Convert to fraction form
2,915,911.49/4,373,703.75 = 894,149.86/x - Step 3: Cross multiply
2,915,911.49x = 4,373,703.75 × 894,149.86 - Step 4: Simplify right side
2,915,911.49x = 3,910,746,595,743.98 - Step 5: Solve for x
x = 3,910,746,595,743.98/2,915,911.49 - Step 6: Final answer
x = 1,341,174.66
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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.