Finding the Fourth Proportional to 3,472,738.36, 5,209,304.38 and 1,076,923.60
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Solution
The fourth proportional to 3,472,738.36, 5,209,304.38 and 1,076,923.60 is: 1,615,446.44
Step by Step Solution
- Step 1: Write the proportion equation
3,472,738.36 : 5,209,304.38 = 1,076,923.60 : x - Step 2: Convert to fraction form
3,472,738.36/5,209,304.38 = 1,076,923.60/x - Step 3: Cross multiply
3,472,738.36x = 5,209,304.38 × 1,076,923.60 - Step 4: Simplify right side
3,472,738.36x = 5,610,022,834,044.01 - Step 5: Solve for x
x = 5,610,022,834,044.01/3,472,738.36 - Step 6: Final answer
x = 1,615,446.44
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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.