Finding the Fourth Proportional to 4,402,449.09, 6,076,251.10 and 2,855,627.73
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Solution
The fourth proportional to 4,402,449.09, 6,076,251.10 and 2,855,627.73 is: 3,941,331.47
Step by Step Solution
- Step 1: Write the proportion equation
4,402,449.09 : 6,076,251.10 = 2,855,627.73 : x - Step 2: Convert to fraction form
4,402,449.09/6,076,251.10 = 2,855,627.73/x - Step 3: Cross multiply
4,402,449.09x = 6,076,251.10 × 2,855,627.73 - Step 4: Simplify right side
4,402,449.09x = 17,351,511,123,109.63 - Step 5: Solve for x
x = 17,351,511,123,109.63/4,402,449.09 - Step 6: Final answer
x = 3,941,331.47
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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.