Finding the Fourth Proportional to 3,857,642.28, 5,786,703.78 and 1,017,757.08
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Solution
The fourth proportional to 3,857,642.28, 5,786,703.78 and 1,017,757.08 is: 1,526,699.03
Step by Step Solution
- Step 1: Write the proportion equation
3,857,642.28 : 5,786,703.78 = 1,017,757.08 : x - Step 2: Convert to fraction form
3,857,642.28/5,786,703.78 = 1,017,757.08/x - Step 3: Cross multiply
3,857,642.28x = 5,786,703.78 × 1,017,757.08 - Step 4: Simplify right side
3,857,642.28x = 5,889,458,741,957.76 - Step 5: Solve for x
x = 5,889,458,741,957.76/3,857,642.28 - Step 6: Final answer
x = 1,526,699.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.