Finding the Fourth Proportional to 2,511,986.56, 3,768,567.90 and 829,088.44
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Solution
The fourth proportional to 2,511,986.56, 3,768,567.90 and 829,088.44 is: 1,243,826.75
Step by Step Solution
- Step 1: Write the proportion equation
2,511,986.56 : 3,768,567.90 = 829,088.44 : x - Step 2: Convert to fraction form
2,511,986.56/3,768,567.90 = 829,088.44/x - Step 3: Cross multiply
2,511,986.56x = 3,768,567.90 × 829,088.44 - Step 4: Simplify right side
2,511,986.56x = 3,124,476,081,245.08 - Step 5: Solve for x
x = 3,124,476,081,245.08/2,511,986.56 - Step 6: Final answer
x = 1,243,826.75
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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.