Finding the Fourth Proportional to 3,752,553.29, 5,178,541.99 and 2,033,673.80
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Solution
The fourth proportional to 3,752,553.29, 5,178,541.99 and 2,033,673.80 is: 2,806,479.85
Step by Step Solution
- Step 1: Write the proportion equation
3,752,553.29 : 5,178,541.99 = 2,033,673.80 : x - Step 2: Convert to fraction form
3,752,553.29/5,178,541.99 = 2,033,673.80/x - Step 3: Cross multiply
3,752,553.29x = 5,178,541.99 × 2,033,673.80 - Step 4: Simplify right side
3,752,553.29x = 10,531,465,175,125.03 - Step 5: Solve for x
x = 10,531,465,175,125.03/3,752,553.29 - Step 6: Final answer
x = 2,806,479.85
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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.