Finding the Fourth Proportional to 3,148,262.46, 4,721,234.49 and 1,125,958.14
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Solution
The fourth proportional to 3,148,262.46, 4,721,234.49 and 1,125,958.14 is: 1,688,522.63
Step by Step Solution
- Step 1: Write the proportion equation
3,148,262.46 : 4,721,234.49 = 1,125,958.14 : x - Step 2: Convert to fraction form
3,148,262.46/4,721,234.49 = 1,125,958.14/x - Step 3: Cross multiply
3,148,262.46x = 4,721,234.49 × 1,125,958.14 - Step 4: Simplify right side
3,148,262.46x = 5,315,912,404,864.25 - Step 5: Solve for x
x = 5,315,912,404,864.25/3,148,262.46 - Step 6: Final answer
x = 1,688,522.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.