Finding the Fourth Proportional to 4,037,009.25, 5,571,207.30 and 2,201,568.15
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Solution
The fourth proportional to 4,037,009.25, 5,571,207.30 and 2,201,568.15 is: 3,038,237.42
Step by Step Solution
- Step 1: Write the proportion equation
4,037,009.25 : 5,571,207.30 = 2,201,568.15 : x - Step 2: Convert to fraction form
4,037,009.25/5,571,207.30 = 2,201,568.15/x - Step 3: Cross multiply
4,037,009.25x = 5,571,207.30 × 2,201,568.15 - Step 4: Simplify right side
4,037,009.25x = 12,265,392,548,727.49 - Step 5: Solve for x
x = 12,265,392,548,727.49/4,037,009.25 - Step 6: Final answer
x = 3,038,237.42
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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.