Finding the Fourth Proportional to 2,722,425.48, 4,076,503.74 and 1,919,359.08
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Solution
The fourth proportional to 2,722,425.48, 4,076,503.74 and 1,919,359.08 is: 2,874,008.68
Step by Step Solution
- Step 1: Write the proportion equation
2,722,425.48 : 4,076,503.74 = 1,919,359.08 : x - Step 2: Convert to fraction form
2,722,425.48/4,076,503.74 = 1,919,359.08/x - Step 3: Cross multiply
2,722,425.48x = 4,076,503.74 × 1,919,359.08 - Step 4: Simplify right side
2,722,425.48x = 7,824,274,468,022.96 - Step 5: Solve for x
x = 7,824,274,468,022.96/2,722,425.48 - Step 6: Final answer
x = 2,874,008.68
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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.