Finding the Fourth Proportional to 2,288,790.94, 3,161,152.91 and 1,507,350.08
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Solution
The fourth proportional to 2,288,790.94, 3,161,152.91 and 1,507,350.08 is: 2,081,869.52
Step by Step Solution
- Step 1: Write the proportion equation
2,288,790.94 : 3,161,152.91 = 1,507,350.08 : x - Step 2: Convert to fraction form
2,288,790.94/3,161,152.91 = 1,507,350.08/x - Step 3: Cross multiply
2,288,790.94x = 3,161,152.91 × 1,507,350.08 - Step 4: Simplify right side
2,288,790.94x = 4,764,964,079,743.34 - Step 5: Solve for x
x = 4,764,964,079,743.34/2,288,790.94 - Step 6: Final answer
x = 2,081,869.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.