Finding the Fourth Proportional to 2,593,785.12, 3,891,202.56 and 911,019.84
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Solution
The fourth proportional to 2,593,785.12, 3,891,202.56 and 911,019.84 is: 1,366,714.11
Step by Step Solution
- Step 1: Write the proportion equation
2,593,785.12 : 3,891,202.56 = 911,019.84 : x - Step 2: Convert to fraction form
2,593,785.12/3,891,202.56 = 911,019.84/x - Step 3: Cross multiply
2,593,785.12x = 3,891,202.56 × 911,019.84 - Step 4: Simplify right side
2,593,785.12x = 3,544,962,733,618.79 - Step 5: Solve for x
x = 3,544,962,733,618.79/2,593,785.12 - Step 6: Final answer
x = 1,366,714.11
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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.