Finding the Fourth Proportional to 2,181,557.73, 3,264,364.87 and 1,283,422.44
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Solution
The fourth proportional to 2,181,557.73, 3,264,364.87 and 1,283,422.44 is: 1,920,443.85
Step by Step Solution
- Step 1: Write the proportion equation
2,181,557.73 : 3,264,364.87 = 1,283,422.44 : x - Step 2: Convert to fraction form
2,181,557.73/3,264,364.87 = 1,283,422.44/x - Step 3: Cross multiply
2,181,557.73x = 3,264,364.87 × 1,283,422.44 - Step 4: Simplify right side
2,181,557.73x = 4,189,559,117,176.44 - Step 5: Solve for x
x = 4,189,559,117,176.44/2,181,557.73 - Step 6: Final answer
x = 1,920,443.85
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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.