Finding the Fourth Proportional to 2,580,175.26, 3,560,422.80 and 1,418,558.76
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Solution
The fourth proportional to 2,580,175.26, 3,560,422.80 and 1,418,558.76 is: 1,957,490.65
Step by Step Solution
- Step 1: Write the proportion equation
2,580,175.26 : 3,560,422.80 = 1,418,558.76 : x - Step 2: Convert to fraction form
2,580,175.26/3,560,422.80 = 1,418,558.76/x - Step 3: Cross multiply
2,580,175.26x = 3,560,422.80 × 1,418,558.76 - Step 4: Simplify right side
2,580,175.26x = 5,050,668,952,243.73 - Step 5: Solve for x
x = 5,050,668,952,243.73/2,580,175.26 - Step 6: Final answer
x = 1,957,490.65
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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.