Finding the Fourth Proportional to 3,482,709.44, 5,217,877.37 and 2,972,088.68
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Solution
The fourth proportional to 3,482,709.44, 5,217,877.37 and 2,972,088.68 is: 4,452,853.31
Step by Step Solution
- Step 1: Write the proportion equation
3,482,709.44 : 5,217,877.37 = 2,972,088.68 : x - Step 2: Convert to fraction form
3,482,709.44/5,217,877.37 = 2,972,088.68/x - Step 3: Cross multiply
3,482,709.44x = 5,217,877.37 × 2,972,088.68 - Step 4: Simplify right side
3,482,709.44x = 15,507,994,246,346.00 - Step 5: Solve for x
x = 15,507,994,246,346.00/3,482,709.44 - Step 6: Final answer
x = 4,452,853.31
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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.