Finding the Fourth Proportional to 4,115,207.96, 6,172,812.66 and 1,717,744.76
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Solution
The fourth proportional to 4,115,207.96, 6,172,812.66 and 1,717,744.76 is: 2,576,617.44
Step by Step Solution
- Step 1: Write the proportion equation
4,115,207.96 : 6,172,812.66 = 1,717,744.76 : x - Step 2: Convert to fraction form
4,115,207.96/6,172,812.66 = 1,717,744.76/x - Step 3: Cross multiply
4,115,207.96x = 6,172,812.66 × 1,717,744.76 - Step 4: Simplify right side
4,115,207.96x = 10,603,316,601,176.66 - Step 5: Solve for x
x = 10,603,316,601,176.66/4,115,207.96 - Step 6: Final answer
x = 2,576,617.44
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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.