Finding the Fourth Proportional to 1,352,702.77, 1,866,757.97 and 740,881.31
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Solution
The fourth proportional to 1,352,702.77, 1,866,757.97 and 740,881.31 is: 1,022,431.62
Step by Step Solution
- Step 1: Write the proportion equation
1,352,702.77 : 1,866,757.97 = 740,881.31 : x - Step 2: Convert to fraction form
1,352,702.77/1,866,757.97 = 740,881.31/x - Step 3: Cross multiply
1,352,702.77x = 1,866,757.97 × 740,881.31 - Step 4: Simplify right side
1,352,702.77x = 1,383,046,082,784.95 - Step 5: Solve for x
x = 1,383,046,082,784.95/1,352,702.77 - Step 6: Final answer
x = 1,022,431.62
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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.