Finding the Fourth Proportional to 4,580,395.44, 6,321,723.20 and 2,647,776.36
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Solution
The fourth proportional to 4,580,395.44, 6,321,723.20 and 2,647,776.36 is: 3,654,380.82
Step by Step Solution
- Step 1: Write the proportion equation
4,580,395.44 : 6,321,723.20 = 2,647,776.36 : x - Step 2: Convert to fraction form
4,580,395.44/6,321,723.20 = 2,647,776.36/x - Step 3: Cross multiply
4,580,395.44x = 6,321,723.20 × 2,647,776.36 - Step 4: Simplify right side
4,580,395.44x = 16,738,509,243,423.55 - Step 5: Solve for x
x = 16,738,509,243,423.55/4,580,395.44 - Step 6: Final answer
x = 3,654,380.82
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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.