Finding the Fourth Proportional to 3,440,841.12, 5,161,462.56 and 1,044,763.92
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Solution
The fourth proportional to 3,440,841.12, 5,161,462.56 and 1,044,763.92 is: 1,567,206.87
Step by Step Solution
- Step 1: Write the proportion equation
3,440,841.12 : 5,161,462.56 = 1,044,763.92 : x - Step 2: Convert to fraction form
3,440,841.12/5,161,462.56 = 1,044,763.92/x - Step 3: Cross multiply
3,440,841.12x = 5,161,462.56 × 1,044,763.92 - Step 4: Simplify right side
3,440,841.12x = 5,392,509,857,118.84 - Step 5: Solve for x
x = 5,392,509,857,118.84/3,440,841.12 - Step 6: Final answer
x = 1,567,206.87
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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.