Finding the Fourth Proportional to 3,076,203.90, 4,614,262.65 and 1,393,304.70
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Solution
The fourth proportional to 3,076,203.90, 4,614,262.65 and 1,393,304.70 is: 2,089,937.48
Step by Step Solution
- Step 1: Write the proportion equation
3,076,203.90 : 4,614,262.65 = 1,393,304.70 : x - Step 2: Convert to fraction form
3,076,203.90/4,614,262.65 = 1,393,304.70/x - Step 3: Cross multiply
3,076,203.90x = 4,614,262.65 × 1,393,304.70 - Step 4: Simplify right side
3,076,203.90x = 6,429,073,837,279.46 - Step 5: Solve for x
x = 6,429,073,837,279.46/3,076,203.90 - Step 6: Final answer
x = 2,089,937.48
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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.