Finding the Fourth Proportional to 4,081,782.48, 6,122,537.64 and 2,192,214.48
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Solution
The fourth proportional to 4,081,782.48, 6,122,537.64 and 2,192,214.48 is: 3,288,248.64
Step by Step Solution
- Step 1: Write the proportion equation
4,081,782.48 : 6,122,537.64 = 2,192,214.48 : x - Step 2: Convert to fraction form
4,081,782.48/6,122,537.64 = 2,192,214.48/x - Step 3: Cross multiply
4,081,782.48x = 6,122,537.64 × 2,192,214.48 - Step 4: Simplify right side
4,081,782.48x = 13,421,915,668,753.03 - Step 5: Solve for x
x = 13,421,915,668,753.03/4,081,782.48 - Step 6: Final answer
x = 3,288,248.64
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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.