Finding the Fourth Proportional to 2,972,576.66, 4,453,060.17 and 1,412,381.94
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Solution
The fourth proportional to 2,972,576.66, 4,453,060.17 and 1,412,381.94 is: 2,115,814.82
Step by Step Solution
- Step 1: Write the proportion equation
2,972,576.66 : 4,453,060.17 = 1,412,381.94 : x - Step 2: Convert to fraction form
2,972,576.66/4,453,060.17 = 1,412,381.94/x - Step 3: Cross multiply
2,972,576.66x = 4,453,060.17 × 1,412,381.94 - Step 4: Simplify right side
2,972,576.66x = 6,289,421,761,841.33 - Step 5: Solve for x
x = 6,289,421,761,841.33/2,972,576.66 - Step 6: Final answer
x = 2,115,814.82
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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.