Finding the Fourth Proportional to 2,511,968.81, 3,466,435.84 and 1,424,337.26
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Solution
The fourth proportional to 2,511,968.81, 3,466,435.84 and 1,424,337.26 is: 1,965,539.42
Step by Step Solution
- Step 1: Write the proportion equation
2,511,968.81 : 3,466,435.84 = 1,424,337.26 : x - Step 2: Convert to fraction form
2,511,968.81/3,466,435.84 = 1,424,337.26/x - Step 3: Cross multiply
2,511,968.81x = 3,466,435.84 × 1,424,337.26 - Step 4: Simplify right side
2,511,968.81x = 4,937,373,705,418.38 - Step 5: Solve for x
x = 4,937,373,705,418.38/2,511,968.81 - Step 6: Final answer
x = 1,965,539.42
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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.