Finding the Fourth Proportional to 4,432,183.35, 6,634,639.34 and 2,891,862.08
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Solution
The fourth proportional to 4,432,183.35, 6,634,639.34 and 2,891,862.08 is: 4,328,896.25
Step by Step Solution
- Step 1: Write the proportion equation
4,432,183.35 : 6,634,639.34 = 2,891,862.08 : x - Step 2: Convert to fraction form
4,432,183.35/6,634,639.34 = 2,891,862.08/x - Step 3: Cross multiply
4,432,183.35x = 6,634,639.34 × 2,891,862.08 - Step 4: Simplify right side
4,432,183.35x = 19,186,461,874,189.72 - Step 5: Solve for x
x = 19,186,461,874,189.72/4,432,183.35 - Step 6: Final answer
x = 4,328,896.25
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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.