Finding the Fourth Proportional to 3,160,375.28, 4,361,286.36 and 1,710,038.96
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Solution
The fourth proportional to 3,160,375.28, 4,361,286.36 and 1,710,038.96 is: 2,359,836.71
Step by Step Solution
- Step 1: Write the proportion equation
3,160,375.28 : 4,361,286.36 = 1,710,038.96 : x - Step 2: Convert to fraction form
3,160,375.28/4,361,286.36 = 1,710,038.96/x - Step 3: Cross multiply
3,160,375.28x = 4,361,286.36 × 1,710,038.96 - Step 4: Simplify right side
3,160,375.28x = 7,457,969,591,316.59 - Step 5: Solve for x
x = 7,457,969,591,316.59/3,160,375.28 - Step 6: Final answer
x = 2,359,836.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.