Finding the Fourth Proportional to 5,455,888.29, 8,184,160.49 and 1,669,403.97
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Solution
The fourth proportional to 5,455,888.29, 8,184,160.49 and 1,669,403.97 is: 2,504,206.33
Step by Step Solution
- Step 1: Write the proportion equation
5,455,888.29 : 8,184,160.49 = 1,669,403.97 : x - Step 2: Convert to fraction form
5,455,888.29/8,184,160.49 = 1,669,403.97/x - Step 3: Cross multiply
5,455,888.29x = 8,184,160.49 × 1,669,403.97 - Step 4: Simplify right side
5,455,888.29x = 13,662,670,004,776.12 - Step 5: Solve for x
x = 13,662,670,004,776.12/5,455,888.29 - Step 6: Final answer
x = 2,504,206.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.