Finding the Fourth Proportional to 5,085,197.14, 7,017,628.91 and 2,992,502.26
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Solution
The fourth proportional to 5,085,197.14, 7,017,628.91 and 2,992,502.26 is: 4,129,686.58
Step by Step Solution
- Step 1: Write the proportion equation
5,085,197.14 : 7,017,628.91 = 2,992,502.26 : x - Step 2: Convert to fraction form
5,085,197.14/7,017,628.91 = 2,992,502.26/x - Step 3: Cross multiply
5,085,197.14x = 7,017,628.91 × 2,992,502.26 - Step 4: Simplify right side
5,085,197.14x = 21,000,270,384,714.62 - Step 5: Solve for x
x = 21,000,270,384,714.62/5,085,197.14 - Step 6: Final answer
x = 4,129,686.58
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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.