Finding the Fourth Proportional to 3,332,387.43, 4,998,415.05 and 1,173,519.09
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Solution
The fourth proportional to 3,332,387.43, 4,998,415.05 and 1,173,519.09 is: 1,760,220.14
Step by Step Solution
- Step 1: Write the proportion equation
3,332,387.43 : 4,998,415.05 = 1,173,519.09 : x - Step 2: Convert to fraction form
3,332,387.43/4,998,415.05 = 1,173,519.09/x - Step 3: Cross multiply
3,332,387.43x = 4,998,415.05 × 1,173,519.09 - Step 4: Simplify right side
3,332,387.43x = 5,865,735,480,918.31 - Step 5: Solve for x
x = 5,865,735,480,918.31/3,332,387.43 - Step 6: Final answer
x = 1,760,220.14
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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.