Finding the Fourth Proportional to 3,815,964.75, 5,726,571.53 and 1,572,102.75
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Solution
The fourth proportional to 3,815,964.75, 5,726,571.53 and 1,572,102.75 is: 2,359,235.33
Step by Step Solution
- Step 1: Write the proportion equation
3,815,964.75 : 5,726,571.53 = 1,572,102.75 : x - Step 2: Convert to fraction form
3,815,964.75/5,726,571.53 = 1,572,102.75/x - Step 3: Cross multiply
3,815,964.75x = 5,726,571.53 × 1,572,102.75 - Step 4: Simplify right side
3,815,964.75x = 9,002,758,850,384.71 - Step 5: Solve for x
x = 9,002,758,850,384.71/3,815,964.75 - Step 6: Final answer
x = 2,359,235.33
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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.