Finding the Fourth Proportional to 1,648,691.01, 2,275,168.65 and 923,564.68
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Solution
The fourth proportional to 1,648,691.01, 2,275,168.65 and 923,564.68 is: 1,274,505.28
Step by Step Solution
- Step 1: Write the proportion equation
1,648,691.01 : 2,275,168.65 = 923,564.68 : x - Step 2: Convert to fraction form
1,648,691.01/2,275,168.65 = 923,564.68/x - Step 3: Cross multiply
1,648,691.01x = 2,275,168.65 × 923,564.68 - Step 4: Simplify right side
1,648,691.01x = 2,101,265,397,031.99 - Step 5: Solve for x
x = 2,101,265,397,031.99/1,648,691.01 - Step 6: Final answer
x = 1,274,505.28
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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.