Finding the Fourth Proportional to 4,158,021.60, 6,237,032.40 and 2,882,563.20
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Solution
The fourth proportional to 4,158,021.60, 6,237,032.40 and 2,882,563.20 is: 4,323,844.80
Step by Step Solution
- Step 1: Write the proportion equation
4,158,021.60 : 6,237,032.40 = 2,882,563.20 : x - Step 2: Convert to fraction form
4,158,021.60/6,237,032.40 = 2,882,563.20/x - Step 3: Cross multiply
4,158,021.60x = 6,237,032.40 × 2,882,563.20 - Step 4: Simplify right side
4,158,021.60x = 17,978,640,073,447.68 - Step 5: Solve for x
x = 17,978,640,073,447.68/4,158,021.60 - Step 6: Final answer
x = 4,323,844.80
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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.