Finding the Fourth Proportional to 1,933,964.10, 2,668,942.48 and 1,159,721
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Solution
The fourth proportional to 1,933,964.10, 2,668,942.48 and 1,159,721 is: 1,600,458.17
Step by Step Solution
- Step 1: Write the proportion equation
1,933,964.10 : 2,668,942.48 = 1,159,721 : x - Step 2: Convert to fraction form
1,933,964.10/2,668,942.48 = 1,159,721/x - Step 3: Cross multiply
1,933,964.10x = 2,668,942.48 × 1,159,721 - Step 4: Simplify right side
1,933,964.10x = 3,095,228,641,848.08 - Step 5: Solve for x
x = 3,095,228,641,848.08/1,933,964.10 - Step 6: Final answer
x = 1,600,458.17
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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.