Finding the Fourth Proportional to 5,096,299.20, 7,644,487.68 and 1,860,156.42
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Solution
The fourth proportional to 5,096,299.20, 7,644,487.68 and 1,860,156.42 is: 2,790,248.82
Step by Step Solution
- Step 1: Write the proportion equation
5,096,299.20 : 7,644,487.68 = 1,860,156.42 : x - Step 2: Convert to fraction form
5,096,299.20/7,644,487.68 = 1,860,156.42/x - Step 3: Cross multiply
5,096,299.20x = 7,644,487.68 × 1,860,156.42 - Step 4: Simplify right side
5,096,299.20x = 14,219,942,835,562.90 - Step 5: Solve for x
x = 14,219,942,835,562.90/5,096,299.20 - Step 6: Final answer
x = 2,790,248.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.