Finding the Fourth Proportional to 2,665,454.68, 3,998,115.60 and 1,247,097.76
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Solution
The fourth proportional to 2,665,454.68, 3,998,115.60 and 1,247,097.76 is: 1,870,615.56
Step by Step Solution
- Step 1: Write the proportion equation
2,665,454.68 : 3,998,115.60 = 1,247,097.76 : x - Step 2: Convert to fraction form
2,665,454.68/3,998,115.60 = 1,247,097.76/x - Step 3: Cross multiply
2,665,454.68x = 3,998,115.60 × 1,247,097.76 - Step 4: Simplify right side
2,665,454.68x = 4,986,041,008,981.06 - Step 5: Solve for x
x = 4,986,041,008,981.06/2,665,454.68 - Step 6: Final answer
x = 1,870,615.56
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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.