Finding the Fourth Proportional to 2,317,695.96, 3,198,427.56 and 1,285,276.44
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Solution
The fourth proportional to 2,317,695.96, 3,198,427.56 and 1,285,276.44 is: 1,773,685.44
Step by Step Solution
- Step 1: Write the proportion equation
2,317,695.96 : 3,198,427.56 = 1,285,276.44 : x - Step 2: Convert to fraction form
2,317,695.96/3,198,427.56 = 1,285,276.44/x - Step 3: Cross multiply
2,317,695.96x = 3,198,427.56 × 1,285,276.44 - Step 4: Simplify right side
2,317,695.96x = 4,110,863,587,914.69 - Step 5: Solve for x
x = 4,110,863,587,914.69/2,317,695.96 - Step 6: Final answer
x = 1,773,685.44
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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.