Finding the Fourth Proportional to 2,252,539.24, 3,107,743.14 and 1,284,988.84
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Solution
The fourth proportional to 2,252,539.24, 3,107,743.14 and 1,284,988.84 is: 1,772,850.47
Step by Step Solution
- Step 1: Write the proportion equation
2,252,539.24 : 3,107,743.14 = 1,284,988.84 : x - Step 2: Convert to fraction form
2,252,539.24/3,107,743.14 = 1,284,988.84/x - Step 3: Cross multiply
2,252,539.24x = 3,107,743.14 × 1,284,988.84 - Step 4: Simplify right side
2,252,539.24x = 3,993,415,252,486.56 - Step 5: Solve for x
x = 3,993,415,252,486.56/2,252,539.24 - Step 6: Final answer
x = 1,772,850.47
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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.