Finding the Fourth Proportional to 3,750,114.19, 5,174,888.88 and 2,201,438.74
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Solution
The fourth proportional to 3,750,114.19, 5,174,888.88 and 2,201,438.74 is: 3,037,827.72
Step by Step Solution
- Step 1: Write the proportion equation
3,750,114.19 : 5,174,888.88 = 2,201,438.74 : x - Step 2: Convert to fraction form
3,750,114.19/5,174,888.88 = 2,201,438.74/x - Step 3: Cross multiply
3,750,114.19x = 5,174,888.88 × 2,201,438.74 - Step 4: Simplify right side
3,750,114.19x = 11,392,200,855,627.21 - Step 5: Solve for x
x = 11,392,200,855,627.21/3,750,114.19 - Step 6: Final answer
x = 3,037,827.72
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1.5x scale
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.