Finding the Fourth Proportional to 2,421,234.09, 3,317,105.14 and 2,330,429.85
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Solution
The fourth proportional to 2,421,234.09, 3,317,105.14 and 2,330,429.85 is: 3,192,702.79
Step by Step Solution
- Step 1: Write the proportion equation
2,421,234.09 : 3,317,105.14 = 2,330,429.85 : x - Step 2: Convert to fraction form
2,421,234.09/3,317,105.14 = 2,330,429.85/x - Step 3: Cross multiply
2,421,234.09x = 3,317,105.14 × 2,330,429.85 - Step 4: Simplify right side
2,421,234.09x = 7,730,280,828,018.36 - Step 5: Solve for x
x = 7,730,280,828,018.36/2,421,234.09 - Step 6: Final answer
x = 3,192,702.79
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.