Finding the Fourth Proportional to 4,830,758.70, 7,246,133.36 and 1,236,519.88
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Solution
The fourth proportional to 4,830,758.70, 7,246,133.36 and 1,236,519.88 is: 1,854,778.62
Step by Step Solution
- Step 1: Write the proportion equation
4,830,758.70 : 7,246,133.36 = 1,236,519.88 : x - Step 2: Convert to fraction form
4,830,758.70/7,246,133.36 = 1,236,519.88/x - Step 3: Cross multiply
4,830,758.70x = 7,246,133.36 × 1,236,519.88 - Step 4: Simplify right side
4,830,758.70x = 8,959,987,952,771.20 - Step 5: Solve for x
x = 8,959,987,952,771.20/4,830,758.70 - Step 6: Final answer
x = 1,854,778.62
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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.