Finding the Fourth Proportional to 4,729,380.72, 7,093,808.58 and 4,202,926.08
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Solution
The fourth proportional to 4,729,380.72, 7,093,808.58 and 4,202,926.08 is: 6,304,155.84
Step by Step Solution
- Step 1: Write the proportion equation
4,729,380.72 : 7,093,808.58 = 4,202,926.08 : x - Step 2: Convert to fraction form
4,729,380.72/7,093,808.58 = 4,202,926.08/x - Step 3: Cross multiply
4,729,380.72x = 7,093,808.58 × 4,202,926.08 - Step 4: Simplify right side
4,729,380.72x = 29,814,753,087,409.77 - Step 5: Solve for x
x = 29,814,753,087,409.77/4,729,380.72 - Step 6: Final answer
x = 6,304,155.84
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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.