Finding the Fourth Proportional to 1,577,040.66, 2,365,560.73 and 378,962.97
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Solution
The fourth proportional to 1,577,040.66, 2,365,560.73 and 378,962.97 is: 568,444.39
Step by Step Solution
- Step 1: Write the proportion equation
1,577,040.66 : 2,365,560.73 = 378,962.97 : x - Step 2: Convert to fraction form
1,577,040.66/2,365,560.73 = 378,962.97/x - Step 3: Cross multiply
1,577,040.66x = 2,365,560.73 × 378,962.97 - Step 4: Simplify right side
1,577,040.66x = 896,459,919,956.17 - Step 5: Solve for x
x = 896,459,919,956.17/1,577,040.66 - Step 6: Final answer
x = 568,444.39
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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.