Finding the Fourth Proportional to 1,105,842.88, 1,524,668.16 and 723,263.68
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Solution
The fourth proportional to 1,105,842.88, 1,524,668.16 and 723,263.68 is: 997,191.49
Step by Step Solution
- Step 1: Write the proportion equation
1,105,842.88 : 1,524,668.16 = 723,263.68 : x - Step 2: Convert to fraction form
1,105,842.88/1,524,668.16 = 723,263.68/x - Step 3: Cross multiply
1,105,842.88x = 1,524,668.16 × 723,263.68 - Step 4: Simplify right side
1,105,842.88x = 1,102,737,104,180.43 - Step 5: Solve for x
x = 1,102,737,104,180.43/1,105,842.88 - Step 6: Final answer
x = 997,191.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.