Finding the Fourth Proportional to 1,504,984.30, 2,076,287.08 and 860,058.51
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Solution
The fourth proportional to 1,504,984.30, 2,076,287.08 and 860,058.51 is: 1,186,542.86
Step by Step Solution
- Step 1: Write the proportion equation
1,504,984.30 : 2,076,287.08 = 860,058.51 : x - Step 2: Convert to fraction form
1,504,984.30/2,076,287.08 = 860,058.51/x - Step 3: Cross multiply
1,504,984.30x = 2,076,287.08 × 860,058.51 - Step 4: Simplify right side
1,504,984.30x = 1,785,728,372,357.05 - Step 5: Solve for x
x = 1,785,728,372,357.05/1,504,984.30 - Step 6: Final answer
x = 1,186,542.86
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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.