Finding the Fourth Proportional to 2,534,178.82, 3,496,290.36 and 1,921,693.54
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Solution
The fourth proportional to 2,534,178.82, 3,496,290.36 and 1,921,693.54 is: 2,651,272.49
Step by Step Solution
- Step 1: Write the proportion equation
2,534,178.82 : 3,496,290.36 = 1,921,693.54 : x - Step 2: Convert to fraction form
2,534,178.82/3,496,290.36 = 1,921,693.54/x - Step 3: Cross multiply
2,534,178.82x = 3,496,290.36 × 1,921,693.54 - Step 4: Simplify right side
2,534,178.82x = 6,718,798,598,776.28 - Step 5: Solve for x
x = 6,718,798,598,776.28/2,534,178.82 - Step 6: Final answer
x = 2,651,272.49
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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.