Finding the Fourth Proportional to 3,455,893.91, 5,183,647.11 and 1,059,731.98
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Solution
The fourth proportional to 3,455,893.91, 5,183,647.11 and 1,059,731.98 is: 1,589,538.55
Step by Step Solution
- Step 1: Write the proportion equation
3,455,893.91 : 5,183,647.11 = 1,059,731.98 : x - Step 2: Convert to fraction form
3,455,893.91/5,183,647.11 = 1,059,731.98/x - Step 3: Cross multiply
3,455,893.91x = 5,183,647.11 × 1,059,731.98 - Step 4: Simplify right side
3,455,893.91x = 5,493,276,602,542.46 - Step 5: Solve for x
x = 5,493,276,602,542.46/3,455,893.91 - Step 6: Final answer
x = 1,589,538.55
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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.