Finding the Fourth Proportional to 4,379,916.74, 6,566,318.31 and 1,823,045.56
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Solution
The fourth proportional to 4,379,916.74, 6,566,318.31 and 1,823,045.56 is: 2,733,087.90
Step by Step Solution
- Step 1: Write the proportion equation
4,379,916.74 : 6,566,318.31 = 1,823,045.56 : x - Step 2: Convert to fraction form
4,379,916.74/6,566,318.31 = 1,823,045.56/x - Step 3: Cross multiply
4,379,916.74x = 6,566,318.31 × 1,823,045.56 - Step 4: Simplify right side
4,379,916.74x = 11,970,697,440,592.20 - Step 5: Solve for x
x = 11,970,697,440,592.20/4,379,916.74 - Step 6: Final answer
x = 2,733,087.90
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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.