Finding the Fourth Proportional to 1,664,440.02, 2,299,278.69 and 1,324,473.30
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Solution
The fourth proportional to 1,664,440.02, 2,299,278.69 and 1,324,473.30 is: 1,829,644.32
Step by Step Solution
- Step 1: Write the proportion equation
1,664,440.02 : 2,299,278.69 = 1,324,473.30 : x - Step 2: Convert to fraction form
1,664,440.02/2,299,278.69 = 1,324,473.30/x - Step 3: Cross multiply
1,664,440.02x = 2,299,278.69 × 1,324,473.30 - Step 4: Simplify right side
1,664,440.02x = 3,045,333,234,163.98 - Step 5: Solve for x
x = 3,045,333,234,163.98/1,664,440.02 - Step 6: Final answer
x = 1,829,644.32
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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.