Finding the Fourth Proportional to 2,824,121.68, 3,897,327.37 and 1,534,961.68
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Solution
The fourth proportional to 2,824,121.68, 3,897,327.37 and 1,534,961.68 is: 2,118,268.56
Step by Step Solution
- Step 1: Write the proportion equation
2,824,121.68 : 3,897,327.37 = 1,534,961.68 : x - Step 2: Convert to fraction form
2,824,121.68/3,897,327.37 = 1,534,961.68/x - Step 3: Cross multiply
2,824,121.68x = 3,897,327.37 × 1,534,961.68 - Step 4: Simplify right side
2,824,121.68x = 5,982,248,167,365.18 - Step 5: Solve for x
x = 5,982,248,167,365.18/2,824,121.68 - Step 6: Final answer
x = 2,118,268.56
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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.