Finding the Fourth Proportional to 4,014,407.20, 6,019,861.20 and 1,617,455.20
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Solution
The fourth proportional to 4,014,407.20, 6,019,861.20 and 1,617,455.20 is: 2,425,477.86
Step by Step Solution
- Step 1: Write the proportion equation
4,014,407.20 : 6,019,861.20 = 1,617,455.20 : x - Step 2: Convert to fraction form
4,014,407.20/6,019,861.20 = 1,617,455.20/x - Step 3: Cross multiply
4,014,407.20x = 6,019,861.20 × 1,617,455.20 - Step 4: Simplify right side
4,014,407.20x = 9,736,855,801,218.24 - Step 5: Solve for x
x = 9,736,855,801,218.24/4,014,407.20 - Step 6: Final answer
x = 2,425,477.86
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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.