Finding the Fourth Proportional to 3,434,305.10, 5,151,504.29 and 1,274,495.63
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Solution
The fourth proportional to 3,434,305.10, 5,151,504.29 and 1,274,495.63 is: 1,911,760.75
Step by Step Solution
- Step 1: Write the proportion equation
3,434,305.10 : 5,151,504.29 = 1,274,495.63 : x - Step 2: Convert to fraction form
3,434,305.10/5,151,504.29 = 1,274,495.63/x - Step 3: Cross multiply
3,434,305.10x = 5,151,504.29 × 1,274,495.63 - Step 4: Simplify right side
3,434,305.10x = 6,565,569,673,401.25 - Step 5: Solve for x
x = 6,565,569,673,401.25/3,434,305.10 - Step 6: Final answer
x = 1,911,760.75
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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.