Finding the Fourth Proportional to 2,037,577.20, 3,052,866.60 and 1,327,239.60
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Solution
The fourth proportional to 2,037,577.20, 3,052,866.60 and 1,327,239.60 is: 1,988,580.09
Step by Step Solution
- Step 1: Write the proportion equation
2,037,577.20 : 3,052,866.60 = 1,327,239.60 : x - Step 2: Convert to fraction form
2,037,577.20/3,052,866.60 = 1,327,239.60/x - Step 3: Cross multiply
2,037,577.20x = 3,052,866.60 × 1,327,239.60 - Step 4: Simplify right side
2,037,577.20x = 4,051,885,445,037.36 - Step 5: Solve for x
x = 4,051,885,445,037.36/2,037,577.20 - Step 6: Final answer
x = 1,988,580.09
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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.