Finding the Fourth Proportional to 4,336,329.21, 6,513,879.69 and 2,819,231.91
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Solution
The fourth proportional to 4,336,329.21, 6,513,879.69 and 2,819,231.91 is: 4,234,950.02
Step by Step Solution
- Step 1: Write the proportion equation
4,336,329.21 : 6,513,879.69 = 2,819,231.91 : x - Step 2: Convert to fraction form
4,336,329.21/6,513,879.69 = 2,819,231.91/x - Step 3: Cross multiply
4,336,329.21x = 6,513,879.69 × 2,819,231.91 - Step 4: Simplify right side
4,336,329.21x = 18,364,137,479,948.91 - Step 5: Solve for x
x = 18,364,137,479,948.91/4,336,329.21 - Step 6: Final answer
x = 4,234,950.02
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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.