Finding the Fourth Proportional to 2,534,027.97, 3,496,959.23 and 1,388,149.05
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Solution
The fourth proportional to 2,534,027.97, 3,496,959.23 and 1,388,149.05 is: 1,915,646.03
Step by Step Solution
- Step 1: Write the proportion equation
2,534,027.97 : 3,496,959.23 = 1,388,149.05 : x - Step 2: Convert to fraction form
2,534,027.97/3,496,959.23 = 1,388,149.05/x - Step 3: Cross multiply
2,534,027.97x = 3,496,959.23 × 1,388,149.05 - Step 4: Simplify right side
2,534,027.97x = 4,854,300,626,072.49 - Step 5: Solve for x
x = 4,854,300,626,072.49/2,534,027.97 - Step 6: Final answer
x = 1,915,646.03
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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.