Finding the Fourth Proportional to 1,681,508.67, 2,522,265.74 and 1,346,678.97
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Solution
The fourth proportional to 1,681,508.67, 2,522,265.74 and 1,346,678.97 is: 2,020,020.64
Step by Step Solution
- Step 1: Write the proportion equation
1,681,508.67 : 2,522,265.74 = 1,346,678.97 : x - Step 2: Convert to fraction form
1,681,508.67/2,522,265.74 = 1,346,678.97/x - Step 3: Cross multiply
1,681,508.67x = 2,522,265.74 × 1,346,678.97 - Step 4: Simplify right side
1,681,508.67x = 3,396,682,222,076.09 - Step 5: Solve for x
x = 3,396,682,222,076.09/1,681,508.67 - Step 6: Final answer
x = 2,020,020.64
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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.