Finding the Fourth Proportional to 2,587,843.62, 3,571,238.36 and 1,500,759.73
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Solution
The fourth proportional to 2,587,843.62, 3,571,238.36 and 1,500,759.73 is: 2,071,056.64
Step by Step Solution
- Step 1: Write the proportion equation
2,587,843.62 : 3,571,238.36 = 1,500,759.73 : x - Step 2: Convert to fraction form
2,587,843.62/3,571,238.36 = 1,500,759.73/x - Step 3: Cross multiply
2,587,843.62x = 3,571,238.36 × 1,500,759.73 - Step 4: Simplify right side
2,587,843.62x = 5,359,570,716,919.24 - Step 5: Solve for x
x = 5,359,570,716,919.24/2,587,843.62 - Step 6: Final answer
x = 2,071,056.64
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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.