Finding the Fourth Proportional to 1,840,021.43, 2,539,313.24 and 1,024,276.81
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Solution
The fourth proportional to 1,840,021.43, 2,539,313.24 and 1,024,276.81 is: 1,413,548.56
Step by Step Solution
- Step 1: Write the proportion equation
1,840,021.43 : 2,539,313.24 = 1,024,276.81 : x - Step 2: Convert to fraction form
1,840,021.43/2,539,313.24 = 1,024,276.81/x - Step 3: Cross multiply
1,840,021.43x = 2,539,313.24 × 1,024,276.81 - Step 4: Simplify right side
1,840,021.43x = 2,600,959,647,240.01 - Step 5: Solve for x
x = 2,600,959,647,240.01/1,840,021.43 - Step 6: Final answer
x = 1,413,548.56
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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.