Finding the Fourth Proportional to 2,015,529.51, 3,023,720.73 and 667,615.80
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Solution
The fourth proportional to 2,015,529.51, 3,023,720.73 and 667,615.80 is: 1,001,564.96
Step by Step Solution
- Step 1: Write the proportion equation
2,015,529.51 : 3,023,720.73 = 667,615.80 : x - Step 2: Convert to fraction form
2,015,529.51/3,023,720.73 = 667,615.80/x - Step 3: Cross multiply
2,015,529.51x = 3,023,720.73 × 667,615.80 - Step 4: Simplify right side
2,015,529.51x = 2,018,683,734,135.53 - Step 5: Solve for x
x = 2,018,683,734,135.53/2,015,529.51 - Step 6: Final answer
x = 1,001,564.96
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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.