Finding the Fourth Proportional to 3,819,097.67, 5,731,382.70 and 1,390,245.84
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Solution
The fourth proportional to 3,819,097.67, 5,731,382.70 and 1,390,245.84 is: 2,086,364.81
Step by Step Solution
- Step 1: Write the proportion equation
3,819,097.67 : 5,731,382.70 = 1,390,245.84 : x - Step 2: Convert to fraction form
3,819,097.67/5,731,382.70 = 1,390,245.84/x - Step 3: Cross multiply
3,819,097.67x = 5,731,382.70 × 1,390,245.84 - Step 4: Simplify right side
3,819,097.67x = 7,968,030,956,122.97 - Step 5: Solve for x
x = 7,968,030,956,122.97/3,819,097.67 - Step 6: Final answer
x = 2,086,364.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.