Finding the Fourth Proportional to 1,159,388.96, 1,599,717.18 and 669,349.99
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Solution
The fourth proportional to 1,159,388.96, 1,599,717.18 and 669,349.99 is: 923,564.66
Step by Step Solution
- Step 1: Write the proportion equation
1,159,388.96 : 1,599,717.18 = 669,349.99 : x - Step 2: Convert to fraction form
1,159,388.96/1,599,717.18 = 669,349.99/x - Step 3: Cross multiply
1,159,388.96x = 1,599,717.18 × 669,349.99 - Step 4: Simplify right side
1,159,388.96x = 1,070,770,667,090.49 - Step 5: Solve for x
x = 1,070,770,667,090.49/1,159,388.96 - Step 6: Final answer
x = 923,564.66
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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.