Finding the Fourth Proportional to 4,077,045.15, 6,115,568.81 and 1,198,412.07
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Solution
The fourth proportional to 4,077,045.15, 6,115,568.81 and 1,198,412.07 is: 1,797,618.42
Step by Step Solution
- Step 1: Write the proportion equation
4,077,045.15 : 6,115,568.81 = 1,198,412.07 : x - Step 2: Convert to fraction form
4,077,045.15/6,115,568.81 = 1,198,412.07/x - Step 3: Cross multiply
4,077,045.15x = 6,115,568.81 × 1,198,412.07 - Step 4: Simplify right side
4,077,045.15x = 7,328,971,470,827.48 - Step 5: Solve for x
x = 7,328,971,470,827.48/4,077,045.15 - Step 6: Final answer
x = 1,797,618.42
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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.