Finding the Fourth Proportional to 5,421,184.08, 7,481,470.06 and 3,245,307.70
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Solution
The fourth proportional to 5,421,184.08, 7,481,470.06 and 3,245,307.70 is: 4,478,665.92
Step by Step Solution
- Step 1: Write the proportion equation
5,421,184.08 : 7,481,470.06 = 3,245,307.70 : x - Step 2: Convert to fraction form
5,421,184.08/7,481,470.06 = 3,245,307.70/x - Step 3: Cross multiply
5,421,184.08x = 7,481,470.06 × 3,245,307.70 - Step 4: Simplify right side
5,421,184.08x = 24,279,672,393,037.46 - Step 5: Solve for x
x = 24,279,672,393,037.46/5,421,184.08 - Step 6: Final answer
x = 4,478,665.92
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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.