Finding the Fourth Proportional to 4,686,879.96, 6,468,219.90 and 2,622,575.52
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Solution
The fourth proportional to 4,686,879.96, 6,468,219.90 and 2,622,575.52 is: 3,619,336.38
Step by Step Solution
- Step 1: Write the proportion equation
4,686,879.96 : 6,468,219.90 = 2,622,575.52 : x - Step 2: Convert to fraction form
4,686,879.96/6,468,219.90 = 2,622,575.52/x - Step 3: Cross multiply
4,686,879.96x = 6,468,219.90 × 2,622,575.52 - Step 4: Simplify right side
4,686,879.96x = 16,963,395,167,716.85 - Step 5: Solve for x
x = 16,963,395,167,716.85/4,686,879.96 - Step 6: Final answer
x = 3,619,336.38
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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.