Finding the Fourth Proportional to 5,619,207.18, 7,754,505.39 and 3,040,888.08
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Solution
The fourth proportional to 5,619,207.18, 7,754,505.39 and 3,040,888.08 is: 4,196,425.27
Step by Step Solution
- Step 1: Write the proportion equation
5,619,207.18 : 7,754,505.39 = 3,040,888.08 : x - Step 2: Convert to fraction form
5,619,207.18/7,754,505.39 = 3,040,888.08/x - Step 3: Cross multiply
5,619,207.18x = 7,754,505.39 × 3,040,888.08 - Step 4: Simplify right side
5,619,207.18x = 23,580,583,006,746.75 - Step 5: Solve for x
x = 23,580,583,006,746.75/5,619,207.18 - Step 6: Final answer
x = 4,196,425.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.