Finding the Fourth Proportional to 2,815,938.99, 3,885,972.30 and 1,592,484.72
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Solution
The fourth proportional to 2,815,938.99, 3,885,972.30 and 1,592,484.72 is: 2,197,615.62
Step by Step Solution
- Step 1: Write the proportion equation
2,815,938.99 : 3,885,972.30 = 1,592,484.72 : x - Step 2: Convert to fraction form
2,815,938.99/3,885,972.30 = 1,592,484.72/x - Step 3: Cross multiply
2,815,938.99x = 3,885,972.30 × 1,592,484.72 - Step 4: Simplify right side
2,815,938.99x = 6,188,351,510,093.26 - Step 5: Solve for x
x = 6,188,351,510,093.26/2,815,938.99 - Step 6: Final answer
x = 2,197,615.62
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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.