Finding the Fourth Proportional to 5,623,580.40, 8,435,367.84 and 1,363,747.92
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Solution
The fourth proportional to 5,623,580.40, 8,435,367.84 and 1,363,747.92 is: 2,045,621.21
Step by Step Solution
- Step 1: Write the proportion equation
5,623,580.40 : 8,435,367.84 = 1,363,747.92 : x - Step 2: Convert to fraction form
5,623,580.40/8,435,367.84 = 1,363,747.92/x - Step 3: Cross multiply
5,623,580.40x = 8,435,367.84 × 1,363,747.92 - Step 4: Simplify right side
5,623,580.40x = 11,503,715,346,234.89 - Step 5: Solve for x
x = 11,503,715,346,234.89/5,623,580.40 - Step 6: Final answer
x = 2,045,621.21
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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.