Finding the Fourth Proportional to 2,257,609.95, 3,386,932.02 and 978,431.99
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Solution
The fourth proportional to 2,257,609.95, 3,386,932.02 and 978,431.99 is: 1,467,872.08
Step by Step Solution
- Step 1: Write the proportion equation
2,257,609.95 : 3,386,932.02 = 978,431.99 : x - Step 2: Convert to fraction form
2,257,609.95/3,386,932.02 = 978,431.99/x - Step 3: Cross multiply
2,257,609.95x = 3,386,932.02 × 978,431.99 - Step 4: Simplify right side
2,257,609.95x = 3,313,882,619,388.66 - Step 5: Solve for x
x = 3,313,882,619,388.66/2,257,609.95 - Step 6: Final answer
x = 1,467,872.08
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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.