Finding the Fourth Proportional to 2,469,083.84, 3,407,197.74 and 1,381,145.36
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Solution
The fourth proportional to 2,469,083.84, 3,407,197.74 and 1,381,145.36 is: 1,905,903.43
Step by Step Solution
- Step 1: Write the proportion equation
2,469,083.84 : 3,407,197.74 = 1,381,145.36 : x - Step 2: Convert to fraction form
2,469,083.84/3,407,197.74 = 1,381,145.36/x - Step 3: Cross multiply
2,469,083.84x = 3,407,197.74 × 1,381,145.36 - Step 4: Simplify right side
2,469,083.84x = 4,705,835,349,203.49 - Step 5: Solve for x
x = 4,705,835,349,203.49/2,469,083.84 - Step 6: Final answer
x = 1,905,903.43
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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.