Finding the Fourth Proportional to 3,947,804.66, 5,921,676.66 and 1,610,833.88
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Solution
The fourth proportional to 3,947,804.66, 5,921,676.66 and 1,610,833.88 is: 2,416,238.44
Step by Step Solution
- Step 1: Write the proportion equation
3,947,804.66 : 5,921,676.66 = 1,610,833.88 : x - Step 2: Convert to fraction form
3,947,804.66/5,921,676.66 = 1,610,833.88/x - Step 3: Cross multiply
3,947,804.66x = 5,921,676.66 × 1,610,833.88 - Step 4: Simplify right side
3,947,804.66x = 9,538,837,390,333.24 - Step 5: Solve for x
x = 9,538,837,390,333.24/3,947,804.66 - Step 6: Final answer
x = 2,416,238.44
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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.