Finding the Fourth Proportional to 5,368,662.29, 7,408,644.01 and 2,921,321.81
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Solution
The fourth proportional to 5,368,662.29, 7,408,644.01 and 2,921,321.81 is: 4,031,364.26
Step by Step Solution
- Step 1: Write the proportion equation
5,368,662.29 : 7,408,644.01 = 2,921,321.81 : x - Step 2: Convert to fraction form
5,368,662.29/7,408,644.01 = 2,921,321.81/x - Step 3: Cross multiply
5,368,662.29x = 7,408,644.01 × 2,921,321.81 - Step 4: Simplify right side
5,368,662.29x = 21,643,033,284,592.34 - Step 5: Solve for x
x = 21,643,033,284,592.34/5,368,662.29 - Step 6: Final answer
x = 4,031,364.26
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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.