Finding the Fourth Proportional to 2,018,467.97, 2,785,553.07 and 1,100,747.34
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Solution
The fourth proportional to 2,018,467.97, 2,785,553.07 and 1,100,747.34 is: 1,519,068.01
Step by Step Solution
- Step 1: Write the proportion equation
2,018,467.97 : 2,785,553.07 = 1,100,747.34 : x - Step 2: Convert to fraction form
2,018,467.97/2,785,553.07 = 1,100,747.34/x - Step 3: Cross multiply
2,018,467.97x = 2,785,553.07 × 1,100,747.34 - Step 4: Simplify right side
2,018,467.97x = 3,066,190,128,103.53 - Step 5: Solve for x
x = 3,066,190,128,103.53/2,018,467.97 - Step 6: Final answer
x = 1,519,068.01
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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.