Finding the Fourth Proportional to 2,600,806.70, 3,896,544.45 and 2,227,558.70
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Solution
The fourth proportional to 2,600,806.70, 3,896,544.45 and 2,227,558.70 is: 3,337,342.02
Step by Step Solution
- Step 1: Write the proportion equation
2,600,806.70 : 3,896,544.45 = 2,227,558.70 : x - Step 2: Convert to fraction form
2,600,806.70/3,896,544.45 = 2,227,558.70/x - Step 3: Cross multiply
2,600,806.70x = 3,896,544.45 × 2,227,558.70 - Step 4: Simplify right side
2,600,806.70x = 8,679,781,489,534.22 - Step 5: Solve for x
x = 8,679,781,489,534.22/2,600,806.70 - Step 6: Final answer
x = 3,337,342.02
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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.