Finding the Fourth Proportional to 1,579,344.66, 2,179,495.56 and 854,192.46
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Solution
The fourth proportional to 1,579,344.66, 2,179,495.56 and 854,192.46 is: 1,178,785.56
Step by Step Solution
- Step 1: Write the proportion equation
1,579,344.66 : 2,179,495.56 = 854,192.46 : x - Step 2: Convert to fraction form
1,579,344.66/2,179,495.56 = 854,192.46/x - Step 3: Cross multiply
1,579,344.66x = 2,179,495.56 × 854,192.46 - Step 4: Simplify right side
1,579,344.66x = 1,861,708,673,955.48 - Step 5: Solve for x
x = 1,861,708,673,955.48/1,579,344.66 - Step 6: Final answer
x = 1,178,785.56
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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.