Finding the Fourth Proportional to 6,191,634.28, 9,288,190.05 and 2,994,463.06
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Solution
The fourth proportional to 6,191,634.28, 9,288,190.05 and 2,994,463.06 is: 4,492,051.81
Step by Step Solution
- Step 1: Write the proportion equation
6,191,634.28 : 9,288,190.05 = 2,994,463.06 : x - Step 2: Convert to fraction form
6,191,634.28/9,288,190.05 = 2,994,463.06/x - Step 3: Cross multiply
6,191,634.28x = 9,288,190.05 × 2,994,463.06 - Step 4: Simplify right side
6,191,634.28x = 27,813,141,998,984.55 - Step 5: Solve for x
x = 27,813,141,998,984.55/6,191,634.28 - Step 6: Final answer
x = 4,492,051.81
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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.