Finding the Fourth Proportional to 2,808,132.43, 4,212,530.79 and 914,873.87
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Solution
The fourth proportional to 2,808,132.43, 4,212,530.79 and 914,873.87 is: 1,372,419.02
Step by Step Solution
- Step 1: Write the proportion equation
2,808,132.43 : 4,212,530.79 = 914,873.87 : x - Step 2: Convert to fraction form
2,808,132.43/4,212,530.79 = 914,873.87/x - Step 3: Cross multiply
2,808,132.43x = 4,212,530.79 × 914,873.87 - Step 4: Simplify right side
2,808,132.43x = 3,853,934,346,341.46 - Step 5: Solve for x
x = 3,853,934,346,341.46/2,808,132.43 - Step 6: Final answer
x = 1,372,419.02
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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.