Finding the Fourth Proportional to 4,830,753.70, 7,246,125.87 and 1,236,514.87
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Solution
The fourth proportional to 4,830,753.70, 7,246,125.87 and 1,236,514.87 is: 1,854,771.11
Step by Step Solution
- Step 1: Write the proportion equation
4,830,753.70 : 7,246,125.87 = 1,236,514.87 : x - Step 2: Convert to fraction form
4,830,753.70/7,246,125.87 = 1,236,514.87/x - Step 3: Cross multiply
4,830,753.70x = 7,246,125.87 × 1,236,514.87 - Step 4: Simplify right side
4,830,753.70x = 8,959,942,388,146.69 - Step 5: Solve for x
x = 8,959,942,388,146.69/4,830,753.70 - Step 6: Final answer
x = 1,854,771.11
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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.