Finding the Fourth Proportional to 2,304,996.32, 3,181,116 and 1,286,495.84
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Solution
The fourth proportional to 2,304,996.32, 3,181,116 and 1,286,495.84 is: 1,775,487.65
Step by Step Solution
- Step 1: Write the proportion equation
2,304,996.32 : 3,181,116 = 1,286,495.84 : x - Step 2: Convert to fraction form
2,304,996.32/3,181,116 = 1,286,495.84/x - Step 3: Cross multiply
2,304,996.32x = 3,181,116 × 1,286,495.84 - Step 4: Simplify right side
2,304,996.32x = 4,092,492,500,557.44 - Step 5: Solve for x
x = 4,092,492,500,557.44/2,304,996.32 - Step 6: Final answer
x = 1,775,487.65
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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.