Finding the Fourth Proportional to 2,407,082.64, 3,322,114.27 and 1,489,607.28
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Solution
The fourth proportional to 2,407,082.64, 3,322,114.27 and 1,489,607.28 is: 2,055,868.60
Step by Step Solution
- Step 1: Write the proportion equation
2,407,082.64 : 3,322,114.27 = 1,489,607.28 : x - Step 2: Convert to fraction form
2,407,082.64/3,322,114.27 = 1,489,607.28/x - Step 3: Cross multiply
2,407,082.64x = 3,322,114.27 × 1,489,607.28 - Step 4: Simplify right side
2,407,082.64x = 4,948,645,610,317.80 - Step 5: Solve for x
x = 4,948,645,610,317.80/2,407,082.64 - Step 6: Final answer
x = 2,055,868.60
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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.