Finding the Fourth Proportional to 2,478,107.05, 3,717,160.57 and 880,733.18
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Solution
The fourth proportional to 2,478,107.05, 3,717,160.57 and 880,733.18 is: 1,321,099.77
Step by Step Solution
- Step 1: Write the proportion equation
2,478,107.05 : 3,717,160.57 = 880,733.18 : x - Step 2: Convert to fraction form
2,478,107.05/3,717,160.57 = 880,733.18/x - Step 3: Cross multiply
2,478,107.05x = 3,717,160.57 × 880,733.18 - Step 4: Simplify right side
2,478,107.05x = 3,273,826,659,780.53 - Step 5: Solve for x
x = 3,273,826,659,780.53/2,478,107.05 - Step 6: Final answer
x = 1,321,099.77
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1.5x scale
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.