Finding the Fourth Proportional to 3,750,115.44, 5,174,890.59 and 2,201,439.99
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Solution
The fourth proportional to 3,750,115.44, 5,174,890.59 and 2,201,439.99 is: 3,037,829.44
Step by Step Solution
- Step 1: Write the proportion equation
3,750,115.44 : 5,174,890.59 = 2,201,439.99 : x - Step 2: Convert to fraction form
3,750,115.44/5,174,890.59 = 2,201,439.99/x - Step 3: Cross multiply
3,750,115.44x = 5,174,890.59 × 2,201,439.99 - Step 4: Simplify right side
3,750,115.44x = 11,392,211,088,700.70 - Step 5: Solve for x
x = 11,392,211,088,700.70/3,750,115.44 - Step 6: Final answer
x = 3,037,829.44
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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.