Finding the Fourth Proportional to 1,452,728.16, 2,003,934.96 and 871,795.44
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Solution
The fourth proportional to 1,452,728.16, 2,003,934.96 and 871,795.44 is: 1,202,579.68
Step by Step Solution
- Step 1: Write the proportion equation
1,452,728.16 : 2,003,934.96 = 871,795.44 : x - Step 2: Convert to fraction form
1,452,728.16/2,003,934.96 = 871,795.44/x - Step 3: Cross multiply
1,452,728.16x = 2,003,934.96 × 871,795.44 - Step 4: Simplify right side
1,452,728.16x = 1,747,021,360,184.58 - Step 5: Solve for x
x = 1,747,021,360,184.58/1,452,728.16 - Step 6: Final answer
x = 1,202,579.68
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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.