Finding the Fourth Proportional to 2,512,318.68, 3,768,388.92 and 715,211.64
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Solution
The fourth proportional to 2,512,318.68, 3,768,388.92 and 715,211.64 is: 1,072,792.09
Step by Step Solution
- Step 1: Write the proportion equation
2,512,318.68 : 3,768,388.92 = 715,211.64 : x - Step 2: Convert to fraction form
2,512,318.68/3,768,388.92 = 715,211.64/x - Step 3: Cross multiply
2,512,318.68x = 3,768,388.92 × 715,211.64 - Step 4: Simplify right side
2,512,318.68x = 2,695,195,619,631.03 - Step 5: Solve for x
x = 2,695,195,619,631.03/2,512,318.68 - Step 6: Final answer
x = 1,072,792.09
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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.