Finding the Fourth Proportional to 2,531,539.66, 3,493,518.84 and 1,385,609.98
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Solution
The fourth proportional to 2,531,539.66, 3,493,518.84 and 1,385,609.98 is: 1,912,138.55
Step by Step Solution
- Step 1: Write the proportion equation
2,531,539.66 : 3,493,518.84 = 1,385,609.98 : x - Step 2: Convert to fraction form
2,531,539.66/3,493,518.84 = 1,385,609.98/x - Step 3: Cross multiply
2,531,539.66x = 3,493,518.84 × 1,385,609.98 - Step 4: Simplify right side
2,531,539.66x = 4,840,654,570,022.02 - Step 5: Solve for x
x = 4,840,654,570,022.02/2,531,539.66 - Step 6: Final answer
x = 1,912,138.55
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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.