Finding the Fourth Proportional to 2,243,471.12, 3,366,054.69 and 878,220.47
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Solution
The fourth proportional to 2,243,471.12, 3,366,054.69 and 878,220.47 is: 1,317,662.67
Step by Step Solution
- Step 1: Write the proportion equation
2,243,471.12 : 3,366,054.69 = 878,220.47 : x - Step 2: Convert to fraction form
2,243,471.12/3,366,054.69 = 878,220.47/x - Step 3: Cross multiply
2,243,471.12x = 3,366,054.69 × 878,220.47 - Step 4: Simplify right side
2,243,471.12x = 2,956,138,137,019.31 - Step 5: Solve for x
x = 2,956,138,137,019.31/2,243,471.12 - Step 6: Final answer
x = 1,317,662.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.