Finding the Fourth Proportional to 5,294,906.84, 7,943,147.58 and 2,455,306.04
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Solution
The fourth proportional to 5,294,906.84, 7,943,147.58 and 2,455,306.04 is: 3,683,324.15
Step by Step Solution
- Step 1: Write the proportion equation
5,294,906.84 : 7,943,147.58 = 2,455,306.04 : x - Step 2: Convert to fraction form
5,294,906.84/7,943,147.58 = 2,455,306.04/x - Step 3: Cross multiply
5,294,906.84x = 7,943,147.58 × 2,455,306.04 - Step 4: Simplify right side
5,294,906.84x = 19,502,858,229,785.38 - Step 5: Solve for x
x = 19,502,858,229,785.38/5,294,906.84 - Step 6: Final answer
x = 3,683,324.15
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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.