Finding the Fourth Proportional to 1,705,806.74, 2,353,951.53 and 941,843.90
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Solution
The fourth proportional to 1,705,806.74, 2,353,951.53 and 941,843.90 is: 1,299,710.48
Step by Step Solution
- Step 1: Write the proportion equation
1,705,806.74 : 2,353,951.53 = 941,843.90 : x - Step 2: Convert to fraction form
1,705,806.74/2,353,951.53 = 941,843.90/x - Step 3: Cross multiply
1,705,806.74x = 2,353,951.53 × 941,843.90 - Step 4: Simplify right side
1,705,806.74x = 2,217,054,895,311.05 - Step 5: Solve for x
x = 2,217,054,895,311.05/1,705,806.74 - Step 6: Final answer
x = 1,299,710.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.