Finding the Fourth Proportional to 3,551,020.56, 4,900,398.75 and 2,023,138.62
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Solution
The fourth proportional to 3,551,020.56, 4,900,398.75 and 2,023,138.62 is: 2,791,925.81
Step by Step Solution
- Step 1: Write the proportion equation
3,551,020.56 : 4,900,398.75 = 2,023,138.62 : x - Step 2: Convert to fraction form
3,551,020.56/4,900,398.75 = 2,023,138.62/x - Step 3: Cross multiply
3,551,020.56x = 4,900,398.75 × 2,023,138.62 - Step 4: Simplify right side
3,551,020.56x = 9,914,185,964,524.73 - Step 5: Solve for x
x = 9,914,185,964,524.73/3,551,020.56 - Step 6: Final answer
x = 2,791,925.81
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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.