Finding the Fourth Proportional to 6,241,540.80, 9,346,564.80 and 4,981,828.80
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Solution
The fourth proportional to 6,241,540.80, 9,346,564.80 and 4,981,828.80 is: 7,460,174.85
Step by Step Solution
- Step 1: Write the proportion equation
6,241,540.80 : 9,346,564.80 = 4,981,828.80 : x - Step 2: Convert to fraction form
6,241,540.80/9,346,564.80 = 4,981,828.80/x - Step 3: Cross multiply
6,241,540.80x = 9,346,564.80 × 4,981,828.80 - Step 4: Simplify right side
6,241,540.80x = 46,562,985,701,706.24 - Step 5: Solve for x
x = 46,562,985,701,706.24/6,241,540.80 - Step 6: Final answer
x = 7,460,174.85
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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.