Finding the Fourth Proportional to 2,623,381.02, 3,620,524.08 and 1,535,586.66
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Solution
The fourth proportional to 2,623,381.02, 3,620,524.08 and 1,535,586.66 is: 2,119,260.77
Step by Step Solution
- Step 1: Write the proportion equation
2,623,381.02 : 3,620,524.08 = 1,535,586.66 : x - Step 2: Convert to fraction form
2,623,381.02/3,620,524.08 = 1,535,586.66/x - Step 3: Cross multiply
2,623,381.02x = 3,620,524.08 × 1,535,586.66 - Step 4: Simplify right side
2,623,381.02x = 5,559,628,479,456.77 - Step 5: Solve for x
x = 5,559,628,479,456.77/2,623,381.02 - Step 6: Final answer
x = 2,119,260.77
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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.