Finding the Fourth Proportional to 1,649,269.80, 2,475,747.90 and 1,540,981.80
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Solution
The fourth proportional to 1,649,269.80, 2,475,747.90 and 1,540,981.80 is: 2,313,194.88
Step by Step Solution
- Step 1: Write the proportion equation
1,649,269.80 : 2,475,747.90 = 1,540,981.80 : x - Step 2: Convert to fraction form
1,649,269.80/2,475,747.90 = 1,540,981.80/x - Step 3: Cross multiply
1,649,269.80x = 2,475,747.90 × 1,540,981.80 - Step 4: Simplify right side
1,649,269.80x = 3,815,082,455,288.22 - Step 5: Solve for x
x = 3,815,082,455,288.22/1,649,269.80 - Step 6: Final answer
x = 2,313,194.88
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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.