Finding the Fourth Proportional to 4,237,364.20, 6,356,046.30 and 3,772,877.80
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Solution
The fourth proportional to 4,237,364.20, 6,356,046.30 and 3,772,877.80 is: 5,659,316.70
Step by Step Solution
- Step 1: Write the proportion equation
4,237,364.20 : 6,356,046.30 = 3,772,877.80 : x - Step 2: Convert to fraction form
4,237,364.20/6,356,046.30 = 3,772,877.80/x - Step 3: Cross multiply
4,237,364.20x = 6,356,046.30 × 3,772,877.80 - Step 4: Simplify right side
4,237,364.20x = 23,980,585,981,042.14 - Step 5: Solve for x
x = 23,980,585,981,042.14/4,237,364.20 - Step 6: Final answer
x = 5,659,316.70
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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.