Finding the Fourth Proportional to 4,514,867.55, 6,774,515.46 and 2,118,906.99
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Solution
The fourth proportional to 4,514,867.55, 6,774,515.46 and 2,118,906.99 is: 3,179,399.62
Step by Step Solution
- Step 1: Write the proportion equation
4,514,867.55 : 6,774,515.46 = 2,118,906.99 : x - Step 2: Convert to fraction form
4,514,867.55/6,774,515.46 = 2,118,906.99/x - Step 3: Cross multiply
4,514,867.55x = 6,774,515.46 × 2,118,906.99 - Step 4: Simplify right side
4,514,867.55x = 14,354,568,162,057.07 - Step 5: Solve for x
x = 14,354,568,162,057.07/4,514,867.55 - Step 6: Final answer
x = 3,179,399.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.