Finding the Fourth Proportional to 3,760,329.24, 5,184,242.82 and 2,988,536.76
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Solution
The fourth proportional to 3,760,329.24, 5,184,242.82 and 2,988,536.76 is: 4,120,197.79
Step by Step Solution
- Step 1: Write the proportion equation
3,760,329.24 : 5,184,242.82 = 2,988,536.76 : x - Step 2: Convert to fraction form
3,760,329.24/5,184,242.82 = 2,988,536.76/x - Step 3: Cross multiply
3,760,329.24x = 5,184,242.82 × 2,988,536.76 - Step 4: Simplify right side
3,760,329.24x = 15,493,300,240,336.06 - Step 5: Solve for x
x = 15,493,300,240,336.06/3,760,329.24 - Step 6: Final answer
x = 4,120,197.79
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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.