Finding the Fourth Proportional to 1,854,936.24, 2,562,213.24 and 1,533,942.96
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Solution
The fourth proportional to 1,854,936.24, 2,562,213.24 and 1,533,942.96 is: 2,118,826.99
Step by Step Solution
- Step 1: Write the proportion equation
1,854,936.24 : 2,562,213.24 = 1,533,942.96 : x - Step 2: Convert to fraction form
1,854,936.24/2,562,213.24 = 1,533,942.96/x - Step 3: Cross multiply
1,854,936.24x = 2,562,213.24 × 1,533,942.96 - Step 4: Simplify right side
1,854,936.24x = 3,930,288,961,516.79 - Step 5: Solve for x
x = 3,930,288,961,516.79/1,854,936.24 - Step 6: Final answer
x = 2,118,826.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.