Finding the Fourth Proportional to 1,524,771.34, 2,287,143.95 and 387,536.81
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Solution
The fourth proportional to 1,524,771.34, 2,287,143.95 and 387,536.81 is: 581,301.89
Step by Step Solution
- Step 1: Write the proportion equation
1,524,771.34 : 2,287,143.95 = 387,536.81 : x - Step 2: Convert to fraction form
1,524,771.34/2,287,143.95 = 387,536.81/x - Step 3: Cross multiply
1,524,771.34x = 2,287,143.95 × 387,536.81 - Step 4: Simplify right side
1,524,771.34x = 886,352,457,020.40 - Step 5: Solve for x
x = 886,352,457,020.40/1,524,771.34 - Step 6: Final answer
x = 581,301.89
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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.