Finding the Fourth Proportional to 2,088,371.80, 3,132,557.70 and 1,450,642.60
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Solution
The fourth proportional to 2,088,371.80, 3,132,557.70 and 1,450,642.60 is: 2,175,963.90
Step by Step Solution
- Step 1: Write the proportion equation
2,088,371.80 : 3,132,557.70 = 1,450,642.60 : x - Step 2: Convert to fraction form
2,088,371.80/3,132,557.70 = 1,450,642.60/x - Step 3: Cross multiply
2,088,371.80x = 3,132,557.70 × 1,450,642.60 - Step 4: Simplify right side
2,088,371.80x = 4,544,221,646,578.02 - Step 5: Solve for x
x = 4,544,221,646,578.02/2,088,371.80 - Step 6: Final answer
x = 2,175,963.90
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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.