Finding the Fourth Proportional to 2,080,471.80, 3,121,305.48 and 865,812
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Solution
The fourth proportional to 2,080,471.80, 3,121,305.48 and 865,812 is: 1,298,966.77
Step by Step Solution
- Step 1: Write the proportion equation
2,080,471.80 : 3,121,305.48 = 865,812 : x - Step 2: Convert to fraction form
2,080,471.80/3,121,305.48 = 865,812/x - Step 3: Cross multiply
2,080,471.80x = 3,121,305.48 × 865,812 - Step 4: Simplify right side
2,080,471.80x = 2,702,463,740,249.76 - Step 5: Solve for x
x = 2,702,463,740,249.76/2,080,471.80 - Step 6: Final answer
x = 1,298,966.77
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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.