Finding the Fourth Proportional to 4,261,996.32, 5,881,480.92 and 2,328,207.18
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Solution
The fourth proportional to 4,261,996.32, 5,881,480.92 and 2,328,207.18 is: 3,212,885.48
Step by Step Solution
- Step 1: Write the proportion equation
4,261,996.32 : 5,881,480.92 = 2,328,207.18 : x - Step 2: Convert to fraction form
4,261,996.32/5,881,480.92 = 2,328,207.18/x - Step 3: Cross multiply
4,261,996.32x = 5,881,480.92 × 2,328,207.18 - Step 4: Simplify right side
4,261,996.32x = 13,693,306,106,977.01 - Step 5: Solve for x
x = 13,693,306,106,977.01/4,261,996.32 - Step 6: Final answer
x = 3,212,885.48
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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.