Finding the Fourth Proportional to 1,524,312.58, 2,286,469.76 and 387,160.06
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Solution
The fourth proportional to 1,524,312.58, 2,286,469.76 and 387,160.06 is: 580,740.32
Step by Step Solution
- Step 1: Write the proportion equation
1,524,312.58 : 2,286,469.76 = 387,160.06 : x - Step 2: Convert to fraction form
1,524,312.58/2,286,469.76 = 387,160.06/x - Step 3: Cross multiply
1,524,312.58x = 2,286,469.76 × 387,160.06 - Step 4: Simplify right side
1,524,312.58x = 885,229,769,469.79 - Step 5: Solve for x
x = 885,229,769,469.79/1,524,312.58 - Step 6: Final answer
x = 580,740.32
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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.