Finding the Fourth Proportional to 4,164,476.75, 5,747,270.77 and 2,329,105.81
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Solution
The fourth proportional to 4,164,476.75, 5,747,270.77 and 2,329,105.81 is: 3,214,329.80
Step by Step Solution
- Step 1: Write the proportion equation
4,164,476.75 : 5,747,270.77 = 2,329,105.81 : x - Step 2: Convert to fraction form
4,164,476.75/5,747,270.77 = 2,329,105.81/x - Step 3: Cross multiply
4,164,476.75x = 5,747,270.77 × 2,329,105.81 - Step 4: Simplify right side
4,164,476.75x = 13,386,001,721,859.23 - Step 5: Solve for x
x = 13,386,001,721,859.23/4,164,476.75 - Step 6: Final answer
x = 3,214,329.80
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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.