Finding the Fourth Proportional to 1,106,545.75, 1,659,490.56 and 475,311.94
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Solution
The fourth proportional to 1,106,545.75, 1,659,490.56 and 475,311.94 is: 712,826.99
Step by Step Solution
- Step 1: Write the proportion equation
1,106,545.75 : 1,659,490.56 = 475,311.94 : x - Step 2: Convert to fraction form
1,106,545.75/1,659,490.56 = 475,311.94/x - Step 3: Cross multiply
1,106,545.75x = 1,659,490.56 × 475,311.94 - Step 4: Simplify right side
1,106,545.75x = 788,775,673,336.56 - Step 5: Solve for x
x = 788,775,673,336.56/1,106,545.75 - Step 6: Final answer
x = 712,826.99
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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.