Finding the Fourth Proportional to 1,350,202.82, 1,863,279.80 and 738,355.96
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Solution
The fourth proportional to 1,350,202.82, 1,863,279.80 and 738,355.96 is: 1,018,931.17
Step by Step Solution
- Step 1: Write the proportion equation
1,350,202.82 : 1,863,279.80 = 738,355.96 : x - Step 2: Convert to fraction form
1,350,202.82/1,863,279.80 = 738,355.96/x - Step 3: Cross multiply
1,350,202.82x = 1,863,279.80 × 738,355.96 - Step 4: Simplify right side
1,350,202.82x = 1,375,763,740,556.07 - Step 5: Solve for x
x = 1,375,763,740,556.07/1,350,202.82 - Step 6: Final answer
x = 1,018,931.17
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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.