Finding the Fourth Proportional to 2,631,304.13, 3,948,530.82 and 1,135,396.13
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Solution
The fourth proportional to 2,631,304.13, 3,948,530.82 and 1,135,396.13 is: 1,703,773.63
Step by Step Solution
- Step 1: Write the proportion equation
2,631,304.13 : 3,948,530.82 = 1,135,396.13 : x - Step 2: Convert to fraction form
2,631,304.13/3,948,530.82 = 1,135,396.13/x - Step 3: Cross multiply
2,631,304.13x = 3,948,530.82 × 1,135,396.13 - Step 4: Simplify right side
2,631,304.13x = 4,483,146,592,471.07 - Step 5: Solve for x
x = 4,483,146,592,471.07/2,631,304.13 - Step 6: Final answer
x = 1,703,773.63
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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.