Finding the Fourth Proportional to 2,903,160.42, 4,006,134.45 and 1,613,922.30
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Solution
The fourth proportional to 2,903,160.42, 4,006,134.45 and 1,613,922.30 is: 2,227,086.62
Step by Step Solution
- Step 1: Write the proportion equation
2,903,160.42 : 4,006,134.45 = 1,613,922.30 : x - Step 2: Convert to fraction form
2,903,160.42/4,006,134.45 = 1,613,922.30/x - Step 3: Cross multiply
2,903,160.42x = 4,006,134.45 × 1,613,922.30 - Step 4: Simplify right side
2,903,160.42x = 6,465,589,725,653.24 - Step 5: Solve for x
x = 6,465,589,725,653.24/2,903,160.42 - Step 6: Final answer
x = 2,227,086.62
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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.