Finding the Fourth Proportional to 1,798,145.97, 2,481,490.14 and 1,073,414.32
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Solution
The fourth proportional to 1,798,145.97, 2,481,490.14 and 1,073,414.32 is: 1,481,340.83
Step by Step Solution
- Step 1: Write the proportion equation
1,798,145.97 : 2,481,490.14 = 1,073,414.32 : x - Step 2: Convert to fraction form
1,798,145.97/2,481,490.14 = 1,073,414.32/x - Step 3: Cross multiply
1,798,145.97x = 2,481,490.14 × 1,073,414.32 - Step 4: Simplify right side
1,798,145.97x = 2,663,667,051,214.81 - Step 5: Solve for x
x = 2,663,667,051,214.81/1,798,145.97 - Step 6: Final answer
x = 1,481,340.83
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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.