Finding the Fourth Proportional to 1,350,825.64, 1,863,327.18 and 891,944.44
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Solution
The fourth proportional to 1,350,825.64, 1,863,327.18 and 891,944.44 is: 1,230,347.03
Step by Step Solution
- Step 1: Write the proportion equation
1,350,825.64 : 1,863,327.18 = 891,944.44 : x - Step 2: Convert to fraction form
1,350,825.64/1,863,327.18 = 891,944.44/x - Step 3: Cross multiply
1,350,825.64x = 1,863,327.18 × 891,944.44 - Step 4: Simplify right side
1,350,825.64x = 1,661,984,318,101.88 - Step 5: Solve for x
x = 1,661,984,318,101.88/1,350,825.64 - Step 6: Final answer
x = 1,230,347.03
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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.