Finding the Fourth Proportional to 3,706,490.35, 5,563,330.62 and 1,788,751.18
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Solution
The fourth proportional to 3,706,490.35, 5,563,330.62 and 1,788,751.18 is: 2,684,861.76
Step by Step Solution
- Step 1: Write the proportion equation
3,706,490.35 : 5,563,330.62 = 1,788,751.18 : x - Step 2: Convert to fraction form
3,706,490.35/5,563,330.62 = 1,788,751.18/x - Step 3: Cross multiply
3,706,490.35x = 5,563,330.62 × 1,788,751.18 - Step 4: Simplify right side
3,706,490.35x = 9,951,414,211,255.13 - Step 5: Solve for x
x = 9,951,414,211,255.13/3,706,490.35 - Step 6: Final answer
x = 2,684,861.76
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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.