Finding the Fourth Proportional to 4,716,877.60, 7,076,704.56 and 1,521,943.84
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Solution
The fourth proportional to 4,716,877.60, 7,076,704.56 and 1,521,943.84 is: 2,283,363.66
Step by Step Solution
- Step 1: Write the proportion equation
4,716,877.60 : 7,076,704.56 = 1,521,943.84 : x - Step 2: Convert to fraction form
4,716,877.60/7,076,704.56 = 1,521,943.84/x - Step 3: Cross multiply
4,716,877.60x = 7,076,704.56 × 1,521,943.84 - Step 4: Simplify right side
4,716,877.60x = 10,770,346,912,591.91 - Step 5: Solve for x
x = 10,770,346,912,591.91/4,716,877.60 - Step 6: Final answer
x = 2,283,363.66
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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.