Finding the Fourth Proportional to 2,757,508.97, 4,136,257.26 and 1,313,810.10
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Solution
The fourth proportional to 2,757,508.97, 4,136,257.26 and 1,313,810.10 is: 1,970,712.20
Step by Step Solution
- Step 1: Write the proportion equation
2,757,508.97 : 4,136,257.26 = 1,313,810.10 : x - Step 2: Convert to fraction form
2,757,508.97/4,136,257.26 = 1,313,810.10/x - Step 3: Cross multiply
2,757,508.97x = 4,136,257.26 × 1,313,810.10 - Step 4: Simplify right side
2,757,508.97x = 5,434,256,564,386.33 - Step 5: Solve for x
x = 5,434,256,564,386.33/2,757,508.97 - Step 6: Final answer
x = 1,970,712.20
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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.