Finding the Fourth Proportional to 880,972.84, 1,320,114.08 and 655,241.62
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Solution
The fourth proportional to 880,972.84, 1,320,114.08 and 655,241.62 is: 981,861.92
Step by Step Solution
- Step 1: Write the proportion equation
880,972.84 : 1,320,114.08 = 655,241.62 : x - Step 2: Convert to fraction form
880,972.84/1,320,114.08 = 655,241.62/x - Step 3: Cross multiply
880,972.84x = 1,320,114.08 × 655,241.62 - Step 4: Simplify right side
880,972.84x = 864,993,688,364.01 - Step 5: Solve for x
x = 864,993,688,364.01/880,972.84 - Step 6: Final answer
x = 981,861.92
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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.