Finding the Fourth Proportional to 6,107,042.92, 9,159,864.54 and 1,619,668.84
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Solution
The fourth proportional to 6,107,042.92, 9,159,864.54 and 1,619,668.84 is: 2,429,317.65
Step by Step Solution
- Step 1: Write the proportion equation
6,107,042.92 : 9,159,864.54 = 1,619,668.84 : x - Step 2: Convert to fraction form
6,107,042.92/9,159,864.54 = 1,619,668.84/x - Step 3: Cross multiply
6,107,042.92x = 9,159,864.54 × 1,619,668.84 - Step 4: Simplify right side
6,107,042.92x = 14,835,947,174,058.93 - Step 5: Solve for x
x = 14,835,947,174,058.93/6,107,042.92 - Step 6: Final answer
x = 2,429,317.65
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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.