Finding the Fourth Proportional to 1,436,057.91, 2,153,376.09 and 837,169.83
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Solution
The fourth proportional to 1,436,057.91, 2,153,376.09 and 837,169.83 is: 1,255,340.39
Step by Step Solution
- Step 1: Write the proportion equation
1,436,057.91 : 2,153,376.09 = 837,169.83 : x - Step 2: Convert to fraction form
1,436,057.91/2,153,376.09 = 837,169.83/x - Step 3: Cross multiply
1,436,057.91x = 2,153,376.09 × 837,169.83 - Step 4: Simplify right side
1,436,057.91x = 1,802,741,495,191.36 - Step 5: Solve for x
x = 1,802,741,495,191.36/1,436,057.91 - Step 6: Final answer
x = 1,255,340.39
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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.