Finding the Fourth Proportional to 5,410,329.87, 8,115,494.82 and 1,366,829.31
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Solution
The fourth proportional to 5,410,329.87, 8,115,494.82 and 1,366,829.31 is: 2,050,243.97
Step by Step Solution
- Step 1: Write the proportion equation
5,410,329.87 : 8,115,494.82 = 1,366,829.31 : x - Step 2: Convert to fraction form
5,410,329.87/8,115,494.82 = 1,366,829.31/x - Step 3: Cross multiply
5,410,329.87x = 8,115,494.82 × 1,366,829.31 - Step 4: Simplify right side
5,410,329.87x = 11,092,496,185,129.18 - Step 5: Solve for x
x = 11,092,496,185,129.18/5,410,329.87 - Step 6: Final answer
x = 2,050,243.97
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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.