Finding the Fourth Proportional to 1,440,090.66, 2,157,769.17 and 492,944.70
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Solution
The fourth proportional to 1,440,090.66, 2,157,769.17 and 492,944.70 is: 738,606.88
Step by Step Solution
- Step 1: Write the proportion equation
1,440,090.66 : 2,157,769.17 = 492,944.70 : x - Step 2: Convert to fraction form
1,440,090.66/2,157,769.17 = 492,944.70/x - Step 3: Cross multiply
1,440,090.66x = 2,157,769.17 × 492,944.70 - Step 4: Simplify right side
1,440,090.66x = 1,063,660,876,174.90 - Step 5: Solve for x
x = 1,063,660,876,174.90/1,440,090.66 - Step 6: Final answer
x = 738,606.88
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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.