Finding the Fourth Proportional to 757,554.12, 1,049,939.51 and 743,382.36
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Solution
The fourth proportional to 757,554.12, 1,049,939.51 and 743,382.36 is: 1,030,298.02
Step by Step Solution
- Step 1: Write the proportion equation
757,554.12 : 1,049,939.51 = 743,382.36 : x - Step 2: Convert to fraction form
757,554.12/1,049,939.51 = 743,382.36/x - Step 3: Cross multiply
757,554.12x = 1,049,939.51 × 743,382.36 - Step 4: Simplify right side
757,554.12x = 780,506,507,084.13 - Step 5: Solve for x
x = 780,506,507,084.13/757,554.12 - Step 6: Final answer
x = 1,030,298.02
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.