Finding the Fourth Proportional to 1,355,107.33, 2,035,188.35 and 1,193,058.83
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Solution
The fourth proportional to 1,355,107.33, 2,035,188.35 and 1,193,058.83 is: 1,791,813.37
Step by Step Solution
- Step 1: Write the proportion equation
1,355,107.33 : 2,035,188.35 = 1,193,058.83 : x - Step 2: Convert to fraction form
1,355,107.33/2,035,188.35 = 1,193,058.83/x - Step 3: Cross multiply
1,355,107.33x = 2,035,188.35 × 1,193,058.83 - Step 4: Simplify right side
1,355,107.33x = 2,428,099,431,680.63 - Step 5: Solve for x
x = 2,428,099,431,680.63/1,355,107.33 - Step 6: Final answer
x = 1,791,813.37
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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.