Finding the Fourth Proportional to 3,810,203, 5,257,889.68 and 2,261,531.96
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Solution
The fourth proportional to 3,810,203, 5,257,889.68 and 2,261,531.96 is: 3,120,801.06
Step by Step Solution
- Step 1: Write the proportion equation
3,810,203 : 5,257,889.68 = 2,261,531.96 : x - Step 2: Convert to fraction form
3,810,203/5,257,889.68 = 2,261,531.96/x - Step 3: Cross multiply
3,810,203x = 5,257,889.68 × 2,261,531.96 - Step 4: Simplify right side
3,810,203x = 11,890,885,553,474.17 - Step 5: Solve for x
x = 11,890,885,553,474.17/3,810,203 - Step 6: Final answer
x = 3,120,801.06
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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.