Finding the Fourth Proportional to 5,029,265.40, 6,940,193.56 and 2,853,678.84
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Solution
The fourth proportional to 5,029,265.40, 6,940,193.56 and 2,853,678.84 is: 3,937,967.46
Step by Step Solution
- Step 1: Write the proportion equation
5,029,265.40 : 6,940,193.56 = 2,853,678.84 : x - Step 2: Convert to fraction form
5,029,265.40/6,940,193.56 = 2,853,678.84/x - Step 3: Cross multiply
5,029,265.40x = 6,940,193.56 × 2,853,678.84 - Step 4: Simplify right side
5,029,265.40x = 19,805,083,507,676.27 - Step 5: Solve for x
x = 19,805,083,507,676.27/5,029,265.40 - Step 6: Final answer
x = 3,937,967.46
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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.