Finding the Fourth Proportional to 1,242,234.24, 1,862,892.96 and 443,302.08
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Solution
The fourth proportional to 1,242,234.24, 1,862,892.96 and 443,302.08 is: 664,789.54
Step by Step Solution
- Step 1: Write the proportion equation
1,242,234.24 : 1,862,892.96 = 443,302.08 : x - Step 2: Convert to fraction form
1,242,234.24/1,862,892.96 = 443,302.08/x - Step 3: Cross multiply
1,242,234.24x = 1,862,892.96 × 443,302.08 - Step 4: Simplify right side
1,242,234.24x = 825,824,323,985.36 - Step 5: Solve for x
x = 825,824,323,985.36/1,242,234.24 - Step 6: Final answer
x = 664,789.54
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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.