Finding the Fourth Proportional to 4,713,708.65, 6,504,734.88 and 2,881,235.12
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Solution
The fourth proportional to 4,713,708.65, 6,504,734.88 and 2,881,235.12 is: 3,975,992.57
Step by Step Solution
- Step 1: Write the proportion equation
4,713,708.65 : 6,504,734.88 = 2,881,235.12 : x - Step 2: Convert to fraction form
4,713,708.65/6,504,734.88 = 2,881,235.12/x - Step 3: Cross multiply
4,713,708.65x = 6,504,734.88 × 2,881,235.12 - Step 4: Simplify right side
4,713,708.65x = 18,741,670,550,021.31 - Step 5: Solve for x
x = 18,741,670,550,021.31/4,713,708.65 - Step 6: Final answer
x = 3,975,992.57
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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.