Finding the Fourth Proportional to 1,232,059.70, 1,843,593.41 and 726,862.70
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Solution
The fourth proportional to 1,232,059.70, 1,843,593.41 and 726,862.70 is: 1,087,641.52
Step by Step Solution
- Step 1: Write the proportion equation
1,232,059.70 : 1,843,593.41 = 726,862.70 : x - Step 2: Convert to fraction form
1,232,059.70/1,843,593.41 = 726,862.70/x - Step 3: Cross multiply
1,232,059.70x = 1,843,593.41 × 726,862.70 - Step 4: Simplify right side
1,232,059.70x = 1,340,039,290,120.95 - Step 5: Solve for x
x = 1,340,039,290,120.95/1,232,059.70 - Step 6: Final answer
x = 1,087,641.52
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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.