Finding the Fourth Proportional to 1,350,027.60, 1,863,039.80 and 738,183.12
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Solution
The fourth proportional to 1,350,027.60, 1,863,039.80 and 738,183.12 is: 1,018,693.64
Step by Step Solution
- Step 1: Write the proportion equation
1,350,027.60 : 1,863,039.80 = 738,183.12 : x - Step 2: Convert to fraction form
1,350,027.60/1,863,039.80 = 738,183.12/x - Step 3: Cross multiply
1,350,027.60x = 1,863,039.80 × 738,183.12 - Step 4: Simplify right side
1,350,027.60x = 1,375,264,532,248.18 - Step 5: Solve for x
x = 1,375,264,532,248.18/1,350,027.60 - Step 6: Final answer
x = 1,018,693.64
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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.