Finding the Fourth Proportional to 1,253,294.52, 1,729,548.63 and 680,335.08
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Solution
The fourth proportional to 1,253,294.52, 1,729,548.63 and 680,335.08 is: 938,863.60
Step by Step Solution
- Step 1: Write the proportion equation
1,253,294.52 : 1,729,548.63 = 680,335.08 : x - Step 2: Convert to fraction form
1,253,294.52/1,729,548.63 = 680,335.08/x - Step 3: Cross multiply
1,253,294.52x = 1,729,548.63 × 680,335.08 - Step 4: Simplify right side
1,253,294.52x = 1,176,672,605,554.94 - Step 5: Solve for x
x = 1,176,672,605,554.94/1,253,294.52 - Step 6: Final answer
x = 938,863.60
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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.