Finding the Fourth Proportional to 2,580,452.92, 3,560,885.58 and 1,434,451.96
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Solution
The fourth proportional to 2,580,452.92, 3,560,885.58 and 1,434,451.96 is: 1,979,466.19
Step by Step Solution
- Step 1: Write the proportion equation
2,580,452.92 : 3,560,885.58 = 1,434,451.96 : x - Step 2: Convert to fraction form
2,580,452.92/3,560,885.58 = 1,434,451.96/x - Step 3: Cross multiply
2,580,452.92x = 3,560,885.58 × 1,434,451.96 - Step 4: Simplify right side
2,580,452.92x = 5,107,919,299,566.74 - Step 5: Solve for x
x = 5,107,919,299,566.74/2,580,452.92 - Step 6: Final answer
x = 1,979,466.19
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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.