Finding the Fourth Proportional to 1,515,247.70, 2,270,115.12 and 882,242.42
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Solution
The fourth proportional to 1,515,247.70, 2,270,115.12 and 882,242.42 is: 1,321,758.72
Step by Step Solution
- Step 1: Write the proportion equation
1,515,247.70 : 2,270,115.12 = 882,242.42 : x - Step 2: Convert to fraction form
1,515,247.70/2,270,115.12 = 882,242.42/x - Step 3: Cross multiply
1,515,247.70x = 2,270,115.12 × 882,242.42 - Step 4: Simplify right side
1,515,247.70x = 2,002,791,857,147.39 - Step 5: Solve for x
x = 2,002,791,857,147.39/1,515,247.70 - Step 6: Final answer
x = 1,321,758.72
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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.