Finding the Fourth Proportional to 1,226,453.01, 1,839,539.36 and 327,964.80
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Solution
The fourth proportional to 1,226,453.01, 1,839,539.36 and 327,964.80 is: 491,909.72
Step by Step Solution
- Step 1: Write the proportion equation
1,226,453.01 : 1,839,539.36 = 327,964.80 : x - Step 2: Convert to fraction form
1,226,453.01/1,839,539.36 = 327,964.80/x - Step 3: Cross multiply
1,226,453.01x = 1,839,539.36 × 327,964.80 - Step 4: Simplify right side
1,226,453.01x = 603,304,156,654.70 - Step 5: Solve for x
x = 603,304,156,654.70/1,226,453.01 - Step 6: Final answer
x = 491,909.72
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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.