Finding the Fourth Proportional to 2,783,408.28, 3,841,038.47 and 1,637,562.44
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Solution
The fourth proportional to 2,783,408.28, 3,841,038.47 and 1,637,562.44 is: 2,259,797.94
Step by Step Solution
- Step 1: Write the proportion equation
2,783,408.28 : 3,841,038.47 = 1,637,562.44 : x - Step 2: Convert to fraction form
2,783,408.28/3,841,038.47 = 1,637,562.44/x - Step 3: Cross multiply
2,783,408.28x = 3,841,038.47 × 1,637,562.44 - Step 4: Simplify right side
2,783,408.28x = 6,289,940,301,674.06 - Step 5: Solve for x
x = 6,289,940,301,674.06/2,783,408.28 - Step 6: Final answer
x = 2,259,797.94
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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.