Finding the Fourth Proportional to 2,215,275.62, 3,329,849.73 and 1,461,958.07
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Solution
The fourth proportional to 2,215,275.62, 3,329,849.73 and 1,461,958.07 is: 2,197,514.68
Step by Step Solution
- Step 1: Write the proportion equation
2,215,275.62 : 3,329,849.73 = 1,461,958.07 : x - Step 2: Convert to fraction form
2,215,275.62/3,329,849.73 = 1,461,958.07/x - Step 3: Cross multiply
2,215,275.62x = 3,329,849.73 × 1,461,958.07 - Step 4: Simplify right side
2,215,275.62x = 4,868,100,684,660.82 - Step 5: Solve for x
x = 4,868,100,684,660.82/2,215,275.62 - Step 6: Final answer
x = 2,197,514.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.