Finding the Fourth Proportional to 1,438,814.76, 1,985,553.18 and 794,235.24
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Solution
The fourth proportional to 1,438,814.76, 1,985,553.18 and 794,235.24 is: 1,096,038.45
Step by Step Solution
- Step 1: Write the proportion equation
1,438,814.76 : 1,985,553.18 = 794,235.24 : x - Step 2: Convert to fraction form
1,438,814.76/1,985,553.18 = 794,235.24/x - Step 3: Cross multiply
1,438,814.76x = 1,985,553.18 × 794,235.24 - Step 4: Simplify right side
1,438,814.76x = 1,576,996,306,450.06 - Step 5: Solve for x
x = 1,576,996,306,450.06/1,438,814.76 - Step 6: Final answer
x = 1,096,038.45
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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.