Finding the Fourth Proportional to 3,243,028.12, 4,867,908.08 and 1,879,465.96
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Solution
The fourth proportional to 3,243,028.12, 4,867,908.08 and 1,879,465.96 is: 2,821,149.62
Step by Step Solution
- Step 1: Write the proportion equation
3,243,028.12 : 4,867,908.08 = 1,879,465.96 : x - Step 2: Convert to fraction form
3,243,028.12/4,867,908.08 = 1,879,465.96/x - Step 3: Cross multiply
3,243,028.12x = 4,867,908.08 × 1,879,465.96 - Step 4: Simplify right side
3,243,028.12x = 9,149,067,532,768.96 - Step 5: Solve for x
x = 9,149,067,532,768.96/3,243,028.12 - Step 6: Final answer
x = 2,821,149.62
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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.