Finding the Fourth Proportional to 4,324,566.15, 5,967,644.79 and 2,390,711.40
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Solution
The fourth proportional to 4,324,566.15, 5,967,644.79 and 2,390,711.40 is: 3,299,039.94
Step by Step Solution
- Step 1: Write the proportion equation
4,324,566.15 : 5,967,644.79 = 2,390,711.40 : x - Step 2: Convert to fraction form
4,324,566.15/5,967,644.79 = 2,390,711.40/x - Step 3: Cross multiply
4,324,566.15x = 5,967,644.79 × 2,390,711.40 - Step 4: Simplify right side
4,324,566.15x = 14,266,916,430,603.61 - Step 5: Solve for x
x = 14,266,916,430,603.61/4,324,566.15 - Step 6: Final answer
x = 3,299,039.94
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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.