Finding the Fourth Proportional to 3,758,665.55, 5,184,277.49 and 3,449,564.08
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Solution
The fourth proportional to 3,758,665.55, 5,184,277.49 and 3,449,564.08 is: 4,757,937.94
Step by Step Solution
- Step 1: Write the proportion equation
3,758,665.55 : 5,184,277.49 = 3,449,564.08 : x - Step 2: Convert to fraction form
3,758,665.55/5,184,277.49 = 3,449,564.08/x - Step 3: Cross multiply
3,758,665.55x = 5,184,277.49 × 3,449,564.08 - Step 4: Simplify right side
3,758,665.55x = 17,883,497,405,919.77 - Step 5: Solve for x
x = 17,883,497,405,919.77/3,758,665.55 - Step 6: Final answer
x = 4,757,937.94
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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.