Finding the Fourth Proportional to 1,414,625.76, 1,952,181.36 and 770,043.96
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Solution
The fourth proportional to 1,414,625.76, 1,952,181.36 and 770,043.96 is: 1,062,659.47
Step by Step Solution
- Step 1: Write the proportion equation
1,414,625.76 : 1,952,181.36 = 770,043.96 : x - Step 2: Convert to fraction form
1,414,625.76/1,952,181.36 = 770,043.96/x - Step 3: Cross multiply
1,414,625.76x = 1,952,181.36 × 770,043.96 - Step 4: Simplify right side
1,414,625.76x = 1,503,265,465,092.59 - Step 5: Solve for x
x = 1,503,265,465,092.59/1,414,625.76 - Step 6: Final answer
x = 1,062,659.47
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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.